Finding the Fourth Proportional to 49,300.72, 74,014.62 and 42,325.54

Step by Step Solution

1. Step 1: Write the proportion equation
   49,300.72 : 74,014.62 = 42,325.54 : x
2. Step 2: Convert to fraction form
   49,300.72/74,014.62 = 42,325.54/x
3. Step 3: Cross multiply
   49,300.72x = 74,014.62 × 42,325.54
4. Step 4: Simplify right side
   49,300.72x = 3,132,708,759.39
5. Step 5: Solve for x
   x = 3,132,708,759.39/49,300.72
6. Step 6: Final answer
   x = 63,542.86