Finding the Fourth Proportional to 42,269.34, 63,407.61 and 11,104.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,269.34 : 63,407.61 = 11,104.50 : x
2. Step 2: Convert to fraction form
   42,269.34/63,407.61 = 11,104.50/x
3. Step 3: Cross multiply
   42,269.34x = 63,407.61 × 11,104.50
4. Step 4: Simplify right side
   42,269.34x = 704,109,805.25
5. Step 5: Solve for x
   x = 704,109,805.25/42,269.34
6. Step 6: Final answer
   x = 16,657.70