Finding the Fourth Proportional to 112,123.72, 168,235.26 and 59,520.52

Step by Step Solution

1. Step 1: Write the proportion equation
   112,123.72 : 168,235.26 = 59,520.52 : x
2. Step 2: Convert to fraction form
   112,123.72/168,235.26 = 59,520.52/x
3. Step 3: Cross multiply
   112,123.72x = 168,235.26 × 59,520.52
4. Step 4: Simplify right side
   112,123.72x = 10,013,450,157.54
5. Step 5: Solve for x
   x = 10,013,450,157.54/112,123.72
6. Step 6: Final answer
   x = 89,307.15