Finding the Fourth Proportional to 9,847.52, 14,781.31 and 4,920.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,847.52 : 14,781.31 = 4,920.70 : x
2. Step 2: Convert to fraction form
   9,847.52/14,781.31 = 4,920.70/x
3. Step 3: Cross multiply
   9,847.52x = 14,781.31 × 4,920.70
4. Step 4: Simplify right side
   9,847.52x = 72,734,342.86
5. Step 5: Solve for x
   x = 72,734,342.86/9,847.52
6. Step 6: Final answer
   x = 7,386.06