Finding the Fourth Proportional to 46,997.98, 64,868.52 and 31,915.78

Step by Step Solution

1. Step 1: Write the proportion equation
   46,997.98 : 64,868.52 = 31,915.78 : x
2. Step 2: Convert to fraction form
   46,997.98/64,868.52 = 31,915.78/x
3. Step 3: Cross multiply
   46,997.98x = 64,868.52 × 31,915.78
4. Step 4: Simplify right side
   46,997.98x = 2,070,329,413.25
5. Step 5: Solve for x
   x = 2,070,329,413.25/46,997.98
6. Step 6: Final answer
   x = 44,051.46