Finding the Fourth Proportional to 10,074.76, 13,903.52 and 5,598.70

Step by Step Solution

1. Step 1: Write the proportion equation
   10,074.76 : 13,903.52 = 5,598.70 : x
2. Step 2: Convert to fraction form
   10,074.76/13,903.52 = 5,598.70/x
3. Step 3: Cross multiply
   10,074.76x = 13,903.52 × 5,598.70
4. Step 4: Simplify right side
   10,074.76x = 77,841,700.12
5. Step 5: Solve for x
   x = 77,841,700.12/10,074.76
6. Step 6: Final answer
   x = 7,726.40