Finding the Fourth Proportional to 106,758.17, 147,326.31 and 59,011.50

Step by Step Solution

1. Step 1: Write the proportion equation
   106,758.17 : 147,326.31 = 59,011.50 : x
2. Step 2: Convert to fraction form
   106,758.17/147,326.31 = 59,011.50/x
3. Step 3: Cross multiply
   106,758.17x = 147,326.31 × 59,011.50
4. Step 4: Simplify right side
   106,758.17x = 8,693,947,095.04
5. Step 5: Solve for x
   x = 8,693,947,095.04/106,758.17
6. Step 6: Final answer
   x = 81,435.90