Finding the Fourth Proportional to 10,061.97, 13,885.32 and 5,585.77

Step by Step Solution

1. Step 1: Write the proportion equation
   10,061.97 : 13,885.32 = 5,585.77 : x
2. Step 2: Convert to fraction form
   10,061.97/13,885.32 = 5,585.77/x
3. Step 3: Cross multiply
   10,061.97x = 13,885.32 × 5,585.77
4. Step 4: Simplify right side
   10,061.97x = 77,560,203.90
5. Step 5: Solve for x
   x = 77,560,203.90/10,061.97
6. Step 6: Final answer
   x = 7,708.25