Finding the Fourth Proportional to 89,185,921,770.80, 123,076,565,185.96 and 48,541,124,678.80

Step by Step Solution

1. Step 1: Write the proportion equation
   89,185,921,770.80 : 123,076,565,185.96 = 48,541,124,678.80 : x
2. Step 2: Convert to fraction form
   89,185,921,770.80/123,076,565,185.96 = 48,541,124,678.80/x
3. Step 3: Cross multiply
   89,185,921,770.80x = 123,076,565,185.96 × 48,541,124,678.80
4. Step 4: Simplify right side
   89,185,921,770.80x = 5,974,274,895,730,140,250,112
5. Step 5: Solve for x
   x = 5,974,274,895,730,140,250,112/89,185,921,770.80
6. Step 6: Final answer
   x = 66,986,748,324.29