Finding the Fourth Proportional to 42,229.08, 63,365.49 and 30,637.98

Step by Step Solution

1. Step 1: Write the proportion equation
   42,229.08 : 63,365.49 = 30,637.98 : x
2. Step 2: Convert to fraction form
   42,229.08/63,365.49 = 30,637.98/x
3. Step 3: Cross multiply
   42,229.08x = 63,365.49 × 30,637.98
4. Step 4: Simplify right side
   42,229.08x = 1,941,390,615.31
5. Step 5: Solve for x
   x = 1,941,390,615.31/42,229.08
6. Step 6: Final answer
   x = 45,972.84