Finding the Fourth Proportional to 50,401.86, 69,542.70 and 42,366.06

Step by Step Solution

1. Step 1: Write the proportion equation
   50,401.86 : 69,542.70 = 42,366.06 : x
2. Step 2: Convert to fraction form
   50,401.86/69,542.70 = 42,366.06/x
3. Step 3: Cross multiply
   50,401.86x = 69,542.70 × 42,366.06
4. Step 4: Simplify right side
   50,401.86x = 2,946,250,200.76
5. Step 5: Solve for x
   x = 2,946,250,200.76/50,401.86
6. Step 6: Final answer
   x = 58,455.19