Finding the Fourth Proportional to 31,206.83, 43,064.57 and 17,782.43

Step by Step Solution

1. Step 1: Write the proportion equation
   31,206.83 : 43,064.57 = 17,782.43 : x
2. Step 2: Convert to fraction form
   31,206.83/43,064.57 = 17,782.43/x
3. Step 3: Cross multiply
   31,206.83x = 43,064.57 × 17,782.43
4. Step 4: Simplify right side
   31,206.83x = 765,792,397.27
5. Step 5: Solve for x
   x = 765,792,397.27/31,206.83
6. Step 6: Final answer
   x = 24,539.25