Finding the Fourth Proportional to 10,134.05, 13,985.22 and 5,657.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,134.05 : 13,985.22 = 5,657.59 : x
2. Step 2: Convert to fraction form
   10,134.05/13,985.22 = 5,657.59/x
3. Step 3: Cross multiply
   10,134.05x = 13,985.22 × 5,657.59
4. Step 4: Simplify right side
   10,134.05x = 79,122,542.61
5. Step 5: Solve for x
   x = 79,122,542.61/10,134.05
6. Step 6: Final answer
   x = 7,807.59