Finding the Fourth Proportional to 10,008.34, 13,811.11 and 5,531.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10,008.34 : 13,811.11 = 5,531.99 : x
2. Step 2: Convert to fraction form
   10,008.34/13,811.11 = 5,531.99/x
3. Step 3: Cross multiply
   10,008.34x = 13,811.11 × 5,531.99
4. Step 4: Simplify right side
   10,008.34x = 76,402,839.52
5. Step 5: Solve for x
   x = 76,402,839.52/10,008.34
6. Step 6: Final answer
   x = 7,633.92