Finding the Fourth Proportional to 12,700.19, 17,527.35 and 7,395.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,700.19 : 17,527.35 = 7,395.50 : x
2. Step 2: Convert to fraction form
   12,700.19/17,527.35 = 7,395.50/x
3. Step 3: Cross multiply
   12,700.19x = 17,527.35 × 7,395.50
4. Step 4: Simplify right side
   12,700.19x = 129,623,516.93
5. Step 5: Solve for x
   x = 129,623,516.93/12,700.19
6. Step 6: Final answer
   x = 10,206.42