Finding the Fourth Proportional to 60,748.62, 91,049.04 and 42,984.39

Step by Step Solution

1. Step 1: Write the proportion equation
   60,748.62 : 91,049.04 = 42,984.39 : x
2. Step 2: Convert to fraction form
   60,748.62/91,049.04 = 42,984.39/x
3. Step 3: Cross multiply
   60,748.62x = 91,049.04 × 42,984.39
4. Step 4: Simplify right side
   60,748.62x = 3,913,687,444.49
5. Step 5: Solve for x
   x = 3,913,687,444.49/60,748.62
6. Step 6: Final answer
   x = 64,424.31