Finding the Fourth Proportional to 6,839.02, 9,432.82 and 5,160.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,839.02 : 9,432.82 = 5,160.50 : x
2. Step 2: Convert to fraction form
   6,839.02/9,432.82 = 5,160.50/x
3. Step 3: Cross multiply
   6,839.02x = 9,432.82 × 5,160.50
4. Step 4: Simplify right side
   6,839.02x = 48,678,067.61
5. Step 5: Solve for x
   x = 48,678,067.61/6,839.02
6. Step 6: Final answer
   x = 7,117.70