Finding the Fourth Proportional to 69,040.69, 103,562.30 and 21,654.72

Step by Step Solution

1. Step 1: Write the proportion equation
   69,040.69 : 103,562.30 = 21,654.72 : x
2. Step 2: Convert to fraction form
   69,040.69/103,562.30 = 21,654.72/x
3. Step 3: Cross multiply
   69,040.69x = 103,562.30 × 21,654.72
4. Step 4: Simplify right side
   69,040.69x = 2,242,612,663.19
5. Step 5: Solve for x
   x = 2,242,612,663.19/69,040.69
6. Step 6: Final answer
   x = 32,482.48