Finding the Fourth Proportional to 10,061.57, 13,884.82 and 5,585.51

Step by Step Solution

1. Step 1: Write the proportion equation
   10,061.57 : 13,884.82 = 5,585.51 : x
2. Step 2: Convert to fraction form
   10,061.57/13,884.82 = 5,585.51/x
3. Step 3: Cross multiply
   10,061.57x = 13,884.82 × 5,585.51
4. Step 4: Simplify right side
   10,061.57x = 77,553,800.96
5. Step 5: Solve for x
   x = 77,553,800.96/10,061.57
6. Step 6: Final answer
   x = 7,707.92