Finding the Fourth Proportional to 50,385.84, 69,522.48 and 42,862.56

Step by Step Solution

1. Step 1: Write the proportion equation
   50,385.84 : 69,522.48 = 42,862.56 : x
2. Step 2: Convert to fraction form
   50,385.84/69,522.48 = 42,862.56/x
3. Step 3: Cross multiply
   50,385.84x = 69,522.48 × 42,862.56
4. Step 4: Simplify right side
   50,385.84x = 2,979,911,470.35
5. Step 5: Solve for x
   x = 2,979,911,470.35/50,385.84
6. Step 6: Final answer
   x = 59,141.84