Finding the Fourth Proportional to 10,059, 13,881.42 and 5,643

Step by Step Solution

1. Step 1: Write the proportion equation
   10,059 : 13,881.42 = 5,643 : x
2. Step 2: Convert to fraction form
   10,059/13,881.42 = 5,643/x
3. Step 3: Cross multiply
   10,059x = 13,881.42 × 5,643
4. Step 4: Simplify right side
   10,059x = 78,332,853.06
5. Step 5: Solve for x
   x = 78,332,853.06/10,059
6. Step 6: Final answer
   x = 7,787.34