Finding the Fourth Proportional to 112,653.64, 155,500.88 and 64,926.04

Step by Step Solution

1. Step 1: Write the proportion equation
   112,653.64 : 155,500.88 = 64,926.04 : x
2. Step 2: Convert to fraction form
   112,653.64/155,500.88 = 64,926.04/x
3. Step 3: Cross multiply
   112,653.64x = 155,500.88 × 64,926.04
4. Step 4: Simplify right side
   112,653.64x = 10,096,056,354.92
5. Step 5: Solve for x
   x = 10,096,056,354.92/112,653.64
6. Step 6: Final answer
   x = 89,620.33