Finding the Fourth Proportional to 22,456,052.82, 30,989,316.15 and 12,666,466.73

Step by Step Solution

1. Step 1: Write the proportion equation
   22,456,052.82 : 30,989,316.15 = 12,666,466.73 : x
2. Step 2: Convert to fraction form
   22,456,052.82/30,989,316.15 = 12,666,466.73/x
3. Step 3: Cross multiply
   22,456,052.82x = 30,989,316.15 × 12,666,466.73
4. Step 4: Simplify right side
   22,456,052.82x = 392,525,142,076,899.94
5. Step 5: Solve for x
   x = 392,525,142,076,899.94/22,456,052.82
6. Step 6: Final answer
   x = 17,479,703.37