Finding the Fourth Proportional to 87,304, 120,479.52 and 47,560

Step by Step Solution

1. Step 1: Write the proportion equation
   87,304 : 120,479.52 = 47,560 : x
2. Step 2: Convert to fraction form
   87,304/120,479.52 = 47,560/x
3. Step 3: Cross multiply
   87,304x = 120,479.52 × 47,560
4. Step 4: Simplify right side
   87,304x = 5,730,005,971.20
5. Step 5: Solve for x
   x = 5,730,005,971.20/87,304
6. Step 6: Final answer
   x = 65,632.80