Finding the Fourth Proportional to 112,598.88, 155,388.72 and 62,298.72

Step by Step Solution

1. Step 1: Write the proportion equation
   112,598.88 : 155,388.72 = 62,298.72 : x
2. Step 2: Convert to fraction form
   112,598.88/155,388.72 = 62,298.72/x
3. Step 3: Cross multiply
   112,598.88x = 155,388.72 × 62,298.72
4. Step 4: Simplify right side
   112,598.88x = 9,680,518,358.44
5. Step 5: Solve for x
   x = 9,680,518,358.44/112,598.88
6. Step 6: Final answer
   x = 85,973.49