Finding the Fourth Proportional to 17,700.24, 26,553.98 and 5,219.22

Step by Step Solution

1. Step 1: Write the proportion equation
   17,700.24 : 26,553.98 = 5,219.22 : x
2. Step 2: Convert to fraction form
   17,700.24/26,553.98 = 5,219.22/x
3. Step 3: Cross multiply
   17,700.24x = 26,553.98 × 5,219.22
4. Step 4: Simplify right side
   17,700.24x = 138,591,037.40
5. Step 5: Solve for x
   x = 138,591,037.40/17,700.24
6. Step 6: Final answer
   x = 7,829.90