Finding the Fourth Proportional to 112,340.40, 168,559.61 and 59,688.24

Step by Step Solution

1. Step 1: Write the proportion equation
   112,340.40 : 168,559.61 = 59,688.24 : x
2. Step 2: Convert to fraction form
   112,340.40/168,559.61 = 59,688.24/x
3. Step 3: Cross multiply
   112,340.40x = 168,559.61 × 59,688.24
4. Step 4: Simplify right side
   112,340.40x = 10,061,026,157.55
5. Step 5: Solve for x
   x = 10,061,026,157.55/112,340.40
6. Step 6: Final answer
   x = 89,558.40