Finding the Fourth Proportional to 10,064.13, 13,887.79 and 5,587.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,064.13 : 13,887.79 = 5,587.52 : x
2. Step 2: Convert to fraction form
   10,064.13/13,887.79 = 5,587.52/x
3. Step 3: Cross multiply
   10,064.13x = 13,887.79 × 5,587.52
4. Step 4: Simplify right side
   10,064.13x = 77,598,304.38
5. Step 5: Solve for x
   x = 77,598,304.38/10,064.13
6. Step 6: Final answer
   x = 7,710.38