Finding the Fourth Proportional to 10,059.12, 13,881.52 and 5,582.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,059.12 : 13,881.52 = 5,582.88 : x
2. Step 2: Convert to fraction form
   10,059.12/13,881.52 = 5,582.88/x
3. Step 3: Cross multiply
   10,059.12x = 13,881.52 × 5,582.88
4. Step 4: Simplify right side
   10,059.12x = 77,498,860.38
5. Step 5: Solve for x
   x = 77,498,860.38/10,059.12
6. Step 6: Final answer
   x = 7,704.34