Finding the Fourth Proportional to 13,814.80, 19,064.42 and 7,527.17

Step by Step Solution

1. Step 1: Write the proportion equation
   13,814.80 : 19,064.42 = 7,527.17 : x
2. Step 2: Convert to fraction form
   13,814.80/19,064.42 = 7,527.17/x
3. Step 3: Cross multiply
   13,814.80x = 19,064.42 × 7,527.17
4. Step 4: Simplify right side
   13,814.80x = 143,501,130.29
5. Step 5: Solve for x
   x = 143,501,130.29/13,814.80
6. Step 6: Final answer
   x = 10,387.50