Finding the Fourth Proportional to 69,387.20, 95,728.72 and 45,527.12

Step by Step Solution

1. Step 1: Write the proportion equation
   69,387.20 : 95,728.72 = 45,527.12 : x
2. Step 2: Convert to fraction form
   69,387.20/95,728.72 = 45,527.12/x
3. Step 3: Cross multiply
   69,387.20x = 95,728.72 × 45,527.12
4. Step 4: Simplify right side
   69,387.20x = 4,358,252,922.89
5. Step 5: Solve for x
   x = 4,358,252,922.89/69,387.20
6. Step 6: Final answer
   x = 62,810.62