Finding the Fourth Proportional to 22,298.64, 33,442.56 and 6,499.40

Step by Step Solution

1. Step 1: Write the proportion equation
   22,298.64 : 33,442.56 = 6,499.40 : x
2. Step 2: Convert to fraction form
   22,298.64/33,442.56 = 6,499.40/x
3. Step 3: Cross multiply
   22,298.64x = 33,442.56 × 6,499.40
4. Step 4: Simplify right side
   22,298.64x = 217,356,407.25
5. Step 5: Solve for x
   x = 217,356,407.25/22,298.64
6. Step 6: Final answer
   x = 9,747.52