Finding the Fourth Proportional to 10,064.47, 13,889.00 and 5,588.23

Step by Step Solution

1. Step 1: Write the proportion equation
   10,064.47 : 13,889.00 = 5,588.23 : x
2. Step 2: Convert to fraction form
   10,064.47/13,889.00 = 5,588.23/x
3. Step 3: Cross multiply
   10,064.47x = 13,889.00 × 5,588.23
4. Step 4: Simplify right side
   10,064.47x = 77,614,829.08
5. Step 5: Solve for x
   x = 77,614,829.08/10,064.47
6. Step 6: Final answer
   x = 7,711.77