Finding the Fourth Proportional to 159,598,635.27, 239,389,436.37 and 43,012,120.72

Step by Step Solution

1. Step 1: Write the proportion equation
   159,598,635.27 : 239,389,436.37 = 43,012,120.72 : x
2. Step 2: Convert to fraction form
   159,598,635.27/239,389,436.37 = 43,012,120.72/x
3. Step 3: Cross multiply
   159,598,635.27x = 239,389,436.37 × 43,012,120.72
4. Step 4: Simplify right side
   159,598,635.27x = 10,296,647,336,898,028
5. Step 5: Solve for x
   x = 10,296,647,336,898,028/159,598,635.27
6. Step 6: Final answer
   x = 64,515,885.86