Finding the Fourth Proportional to 118,910,471.50, 164,096,115.10 and 65,995,168.61

Step by Step Solution

1. Step 1: Write the proportion equation
   118,910,471.50 : 164,096,115.10 = 65,995,168.61 : x
2. Step 2: Convert to fraction form
   118,910,471.50/164,096,115.10 = 65,995,168.61/x
3. Step 3: Cross multiply
   118,910,471.50x = 164,096,115.10 × 65,995,168.61
4. Step 4: Simplify right side
   118,910,471.50x = 10,829,550,784,270,466
5. Step 5: Solve for x
   x = 10,829,550,784,270,466/118,910,471.50
6. Step 6: Final answer
   x = 91,073,146.44