Finding the Fourth Proportional to 112,651.64, 155,498.12 and 64,924.04

Step by Step Solution

1. Step 1: Write the proportion equation
   112,651.64 : 155,498.12 = 64,924.04 : x
2. Step 2: Convert to fraction form
   112,651.64/155,498.12 = 64,924.04/x
3. Step 3: Cross multiply
   112,651.64x = 155,498.12 × 64,924.04
4. Step 4: Simplify right side
   112,651.64x = 10,095,566,162.80
5. Step 5: Solve for x
   x = 10,095,566,162.80/112,651.64
6. Step 6: Final answer
   x = 89,617.57