Finding the Fourth Proportional to 49,391.16, 74,069.16 and 17,792.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,391.16 : 74,069.16 = 17,792.72 : x
2. Step 2: Convert to fraction form
   49,391.16/74,069.16 = 17,792.72/x
3. Step 3: Cross multiply
   49,391.16x = 74,069.16 × 17,792.72
4. Step 4: Simplify right side
   49,391.16x = 1,317,891,824.52
5. Step 5: Solve for x
   x = 1,317,891,824.52/49,391.16
6. Step 6: Final answer
   x = 26,682.75