Finding the Fourth Proportional to 10,107.86, 13,948.54 and 5,859.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,107.86 : 13,948.54 = 5,859.01 : x
2. Step 2: Convert to fraction form
   10,107.86/13,948.54 = 5,859.01/x
3. Step 3: Cross multiply
   10,107.86x = 13,948.54 × 5,859.01
4. Step 4: Simplify right side
   10,107.86x = 81,724,585.83
5. Step 5: Solve for x
   x = 81,724,585.83/10,107.86
6. Step 6: Final answer
   x = 8,085.25