Finding the Fourth Proportional to 42,047.61, 63,088.25 and 17,089.58

Step by Step Solution

1. Step 1: Write the proportion equation
   42,047.61 : 63,088.25 = 17,089.58 : x
2. Step 2: Convert to fraction form
   42,047.61/63,088.25 = 17,089.58/x
3. Step 3: Cross multiply
   42,047.61x = 63,088.25 × 17,089.58
4. Step 4: Simplify right side
   42,047.61x = 1,078,151,294.55
5. Step 5: Solve for x
   x = 1,078,151,294.55/42,047.61
6. Step 6: Final answer
   x = 25,641.20