Finding the Fourth Proportional to 15,388.57, 23,064.63 and 7,061.57

Step by Step Solution

1. Step 1: Write the proportion equation
   15,388.57 : 23,064.63 = 7,061.57 : x
2. Step 2: Convert to fraction form
   15,388.57/23,064.63 = 7,061.57/x
3. Step 3: Cross multiply
   15,388.57x = 23,064.63 × 7,061.57
4. Step 4: Simplify right side
   15,388.57x = 162,872,499.27
5. Step 5: Solve for x
   x = 162,872,499.27/15,388.57
6. Step 6: Final answer
   x = 10,583.99