Finding the Fourth Proportional to 12,901.57, 17,807.10 and 7,598.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,901.57 : 17,807.10 = 7,598.10 : x
2. Step 2: Convert to fraction form
   12,901.57/17,807.10 = 7,598.10/x
3. Step 3: Cross multiply
   12,901.57x = 17,807.10 × 7,598.10
4. Step 4: Simplify right side
   12,901.57x = 135,300,126.51
5. Step 5: Solve for x
   x = 135,300,126.51/12,901.57
6. Step 6: Final answer
   x = 10,487.11