Finding the Fourth Proportional to 49,498.47, 68,301.77 and 31,603.95

Step by Step Solution

1. Step 1: Write the proportion equation
   49,498.47 : 68,301.77 = 31,603.95 : x
2. Step 2: Convert to fraction form
   49,498.47/68,301.77 = 31,603.95/x
3. Step 3: Cross multiply
   49,498.47x = 68,301.77 × 31,603.95
4. Step 4: Simplify right side
   49,498.47x = 2,158,605,565.97
5. Step 5: Solve for x
   x = 2,158,605,565.97/49,498.47
6. Step 6: Final answer
   x = 43,609.54