Finding the Fourth Proportional to 111,285.12, 166,874.88 and 64,552.32

Step by Step Solution

1. Step 1: Write the proportion equation
   111,285.12 : 166,874.88 = 64,552.32 : x
2. Step 2: Convert to fraction form
   111,285.12/166,874.88 = 64,552.32/x
3. Step 3: Cross multiply
   111,285.12x = 166,874.88 × 64,552.32
4. Step 4: Simplify right side
   111,285.12x = 10,772,160,653.72
5. Step 5: Solve for x
   x = 10,772,160,653.72/111,285.12
6. Step 6: Final answer
   x = 96,797.85