Finding the Fourth Proportional to 118,910,470.50, 164,096,113.72 and 65,995,167.61

Step by Step Solution

1. Step 1: Write the proportion equation
   118,910,470.50 : 164,096,113.72 = 65,995,167.61 : x
2. Step 2: Convert to fraction form
   118,910,470.50/164,096,113.72 = 65,995,167.61/x
3. Step 3: Cross multiply
   118,910,470.50x = 164,096,113.72 × 65,995,167.61
4. Step 4: Simplify right side
   118,910,470.50x = 10,829,550,528,526,970
5. Step 5: Solve for x
   x = 10,829,550,528,526,970/118,910,470.50
6. Step 6: Final answer
   x = 91,073,145.06