Finding the Fourth Proportional to 10,063.96, 13,888.90 and 5,587.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,063.96 : 13,888.90 = 5,587.79 : x
2. Step 2: Convert to fraction form
   10,063.96/13,888.90 = 5,587.79/x
3. Step 3: Cross multiply
   10,063.96x = 13,888.90 × 5,587.79
4. Step 4: Simplify right side
   10,063.96x = 77,608,256.53
5. Step 5: Solve for x
   x = 77,608,256.53/10,063.96
6. Step 6: Final answer
   x = 7,711.50