Finding the Fourth Proportional to 233,962,939.71, 322,878,945.83 and 129,541,020.26

Step by Step Solution

1. Step 1: Write the proportion equation
   233,962,939.71 : 322,878,945.83 = 129,541,020.26 : x
2. Step 2: Convert to fraction form
   233,962,939.71/322,878,945.83 = 129,541,020.26/x
3. Step 3: Cross multiply
   233,962,939.71x = 322,878,945.83 × 129,541,020.26
4. Step 4: Simplify right side
   233,962,939.71x = 41,826,068,061,029,368
5. Step 5: Solve for x
   x = 41,826,068,061,029,368/233,962,939.71
6. Step 6: Final answer
   x = 178,772,194.06