Finding the Fourth Proportional to 22,290.88, 33,437.60 and 7,498.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,290.88 : 33,437.60 = 7,498.56 : x
2. Step 2: Convert to fraction form
   22,290.88/33,437.60 = 7,498.56/x
3. Step 3: Cross multiply
   22,290.88x = 33,437.60 × 7,498.56
4. Step 4: Simplify right side
   22,290.88x = 250,733,849.86
5. Step 5: Solve for x
   x = 250,733,849.86/22,290.88
6. Step 6: Final answer
   x = 11,248.27