Finding the Fourth Proportional to 42,275.62, 63,413.89 and 17,298.26

Step by Step Solution

1. Step 1: Write the proportion equation
   42,275.62 : 63,413.89 = 17,298.26 : x
2. Step 2: Convert to fraction form
   42,275.62/63,413.89 = 17,298.26/x
3. Step 3: Cross multiply
   42,275.62x = 63,413.89 × 17,298.26
4. Step 4: Simplify right side
   42,275.62x = 1,096,949,834.32
5. Step 5: Solve for x
   x = 1,096,949,834.32/42,275.62
6. Step 6: Final answer
   x = 25,947.57