Finding the Fourth Proportional to 107,139.83, 147,843.03 and 59,389.12

Step by Step Solution

1. Step 1: Write the proportion equation
   107,139.83 : 147,843.03 = 59,389.12 : x
2. Step 2: Convert to fraction form
   107,139.83/147,843.03 = 59,389.12/x
3. Step 3: Cross multiply
   107,139.83x = 147,843.03 × 59,389.12
4. Step 4: Simplify right side
   107,139.83x = 8,780,267,449.83
5. Step 5: Solve for x
   x = 8,780,267,449.83/107,139.83
6. Step 6: Final answer
   x = 81,951.48