Finding the Fourth Proportional to 10,157.52, 14,017.47 and 5,620.14

Step by Step Solution

1. Step 1: Write the proportion equation
   10,157.52 : 14,017.47 = 5,620.14 : x
2. Step 2: Convert to fraction form
   10,157.52/14,017.47 = 5,620.14/x
3. Step 3: Cross multiply
   10,157.52x = 14,017.47 × 5,620.14
4. Step 4: Simplify right side
   10,157.52x = 78,780,143.85
5. Step 5: Solve for x
   x = 78,780,143.85/10,157.52
6. Step 6: Final answer
   x = 7,755.84