Finding the Fourth Proportional to 46,118.72, 69,078.72 and 31,246.04

Step by Step Solution

1. Step 1: Write the proportion equation
   46,118.72 : 69,078.72 = 31,246.04 : x
2. Step 2: Convert to fraction form
   46,118.72/69,078.72 = 31,246.04/x
3. Step 3: Cross multiply
   46,118.72x = 69,078.72 × 31,246.04
4. Step 4: Simplify right side
   46,118.72x = 2,158,436,448.27
5. Step 5: Solve for x
   x = 2,158,436,448.27/46,118.72
6. Step 6: Final answer
   x = 46,801.74