Finding the Fourth Proportional to 50,152.88, 69,186.48 and 42,192.20

Step by Step Solution

1. Step 1: Write the proportion equation
   50,152.88 : 69,186.48 = 42,192.20 : x
2. Step 2: Convert to fraction form
   50,152.88/69,186.48 = 42,192.20/x
3. Step 3: Cross multiply
   50,152.88x = 69,186.48 × 42,192.20
4. Step 4: Simplify right side
   50,152.88x = 2,919,129,801.46
5. Step 5: Solve for x
   x = 2,919,129,801.46/50,152.88
6. Step 6: Final answer
   x = 58,204.63