Finding the Fourth Proportional to 52,827.43, 78,690.69 and 50,022.55

Step by Step Solution

1. Step 1: Write the proportion equation
   52,827.43 : 78,690.69 = 50,022.55 : x
2. Step 2: Convert to fraction form
   52,827.43/78,690.69 = 50,022.55/x
3. Step 3: Cross multiply
   52,827.43x = 78,690.69 × 50,022.55
4. Step 4: Simplify right side
   52,827.43x = 3,936,308,724.95
5. Step 5: Solve for x
   x = 3,936,308,724.95/52,827.43
6. Step 6: Final answer
   x = 74,512.59