Finding the Fourth Proportional to 113,070.87, 169,621.47 and 59,788.62

Step by Step Solution

1. Step 1: Write the proportion equation
   113,070.87 : 169,621.47 = 59,788.62 : x
2. Step 2: Convert to fraction form
   113,070.87/169,621.47 = 59,788.62/x
3. Step 3: Cross multiply
   113,070.87x = 169,621.47 × 59,788.62
4. Step 4: Simplify right side
   113,070.87x = 10,141,433,613.67
5. Step 5: Solve for x
   x = 10,141,433,613.67/113,070.87
6. Step 6: Final answer
   x = 89,690.95