Finding the Fourth Proportional to 7,280.98, 10,899.96 and 4,934.86

Step by Step Solution

1. Step 1: Write the proportion equation
   7,280.98 : 10,899.96 = 4,934.86 : x
2. Step 2: Convert to fraction form
   7,280.98/10,899.96 = 4,934.86/x
3. Step 3: Cross multiply
   7,280.98x = 10,899.96 × 4,934.86
4. Step 4: Simplify right side
   7,280.98x = 53,789,776.61
5. Step 5: Solve for x
   x = 53,789,776.61/7,280.98
6. Step 6: Final answer
   x = 7,387.71