Finding the Fourth Proportional to 10,402.98, 14,355.04 and 5,925.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,402.98 : 14,355.04 = 5,925.80 : x
2. Step 2: Convert to fraction form
   10,402.98/14,355.04 = 5,925.80/x
3. Step 3: Cross multiply
   10,402.98x = 14,355.04 × 5,925.80
4. Step 4: Simplify right side
   10,402.98x = 85,065,096.03
5. Step 5: Solve for x
   x = 85,065,096.03/10,402.98
6. Step 6: Final answer
   x = 8,176.99