Finding the Fourth Proportional to 112,339.90, 168,558.86 and 59,687.74

Step by Step Solution

1. Step 1: Write the proportion equation
   112,339.90 : 168,558.86 = 59,687.74 : x
2. Step 2: Convert to fraction form
   112,339.90/168,558.86 = 59,687.74/x
3. Step 3: Cross multiply
   112,339.90x = 168,558.86 × 59,687.74
4. Step 4: Simplify right side
   112,339.90x = 10,060,897,410.38
5. Step 5: Solve for x
   x = 10,060,897,410.38/112,339.90
6. Step 6: Final answer
   x = 89,557.65