Finding the Fourth Proportional to 159,445,411.43, 220,034,665.98 and 86,106,553.43

Step by Step Solution

1. Step 1: Write the proportion equation
   159,445,411.43 : 220,034,665.98 = 86,106,553.43 : x
2. Step 2: Convert to fraction form
   159,445,411.43/220,034,665.98 = 86,106,553.43/x
3. Step 3: Cross multiply
   159,445,411.43x = 220,034,665.98 × 86,106,553.43
4. Step 4: Simplify right side
   159,445,411.43x = 18,946,426,721,558,900
5. Step 5: Solve for x
   x = 18,946,426,721,558,900/159,445,411.43
6. Step 6: Final answer
   x = 118,827,042.76