Finding the Fourth Proportional to 84,152,156.18, 116,121,128.78 and 48,863,063.16

Step by Step Solution

1. Step 1: Write the proportion equation
   84,152,156.18 : 116,121,128.78 = 48,863,063.16 : x
2. Step 2: Convert to fraction form
   84,152,156.18/116,121,128.78 = 48,863,063.16/x
3. Step 3: Cross multiply
   84,152,156.18x = 116,121,128.78 × 48,863,063.16
4. Step 4: Simplify right side
   84,152,156.18x = 5,674,034,049,909,791
5. Step 5: Solve for x
   x = 5,674,034,049,909,791/84,152,156.18
6. Step 6: Final answer
   x = 67,425,890.29