Finding the Fourth Proportional to 10,063.72, 13,888.02 and 5,587.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,063.72 : 13,888.02 = 5,587.30 : x
2. Step 2: Convert to fraction form
   10,063.72/13,888.02 = 5,587.30/x
3. Step 3: Cross multiply
   10,063.72x = 13,888.02 × 5,587.30
4. Step 4: Simplify right side
   10,063.72x = 77,596,534.15
5. Step 5: Solve for x
   x = 77,596,534.15/10,063.72
6. Step 6: Final answer
   x = 7,710.52