Finding the Fourth Proportional to 10,063.71, 13,887.15 and 5,587.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,063.71 : 13,887.15 = 5,587.05 : x
2. Step 2: Convert to fraction form
   10,063.71/13,887.15 = 5,587.05/x
3. Step 3: Cross multiply
   10,063.71x = 13,887.15 × 5,587.05
4. Step 4: Simplify right side
   10,063.71x = 77,588,201.41
5. Step 5: Solve for x
   x = 77,588,201.41/10,063.71
6. Step 6: Final answer
   x = 7,709.70