Finding the Fourth Proportional to 42,275.18, 63,413.81 and 14,196.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,275.18 : 63,413.81 = 14,196.16 : x
2. Step 2: Convert to fraction form
   42,275.18/63,413.81 = 14,196.16/x
3. Step 3: Cross multiply
   42,275.18x = 63,413.81 × 14,196.16
4. Step 4: Simplify right side
   42,275.18x = 900,232,654.49
5. Step 5: Solve for x
   x = 900,232,654.49/42,275.18
6. Step 6: Final answer
   x = 21,294.59