Finding the Fourth Proportional to 10,807.31, 14,914.04 and 6,091.53

Step by Step Solution

1. Step 1: Write the proportion equation
   10,807.31 : 14,914.04 = 6,091.53 : x
2. Step 2: Convert to fraction form
   10,807.31/14,914.04 = 6,091.53/x
3. Step 3: Cross multiply
   10,807.31x = 14,914.04 × 6,091.53
4. Step 4: Simplify right side
   10,807.31x = 90,849,291.62
5. Step 5: Solve for x
   x = 90,849,291.62/10,807.31
6. Step 6: Final answer
   x = 8,406.29