Finding the Fourth Proportional to 9,909.95, 13,676.04 and 5,433.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,909.95 : 13,676.04 = 5,433.48 : x
2. Step 2: Convert to fraction form
   9,909.95/13,676.04 = 5,433.48/x
3. Step 3: Cross multiply
   9,909.95x = 13,676.04 × 5,433.48
4. Step 4: Simplify right side
   9,909.95x = 74,308,489.82
5. Step 5: Solve for x
   x = 74,308,489.82/9,909.95
6. Step 6: Final answer
   x = 7,498.38