Finding the Fourth Proportional to 81,823.20, 112,915.31 and 46,012.43

Step by Step Solution

1. Step 1: Write the proportion equation
   81,823.20 : 112,915.31 = 46,012.43 : x
2. Step 2: Convert to fraction form
   81,823.20/112,915.31 = 46,012.43/x
3. Step 3: Cross multiply
   81,823.20x = 112,915.31 × 46,012.43
4. Step 4: Simplify right side
   81,823.20x = 5,195,507,002.66
5. Step 5: Solve for x
   x = 5,195,507,002.66/81,823.20
6. Step 6: Final answer
   x = 63,496.75