Finding the Fourth Proportional to 74,630.52, 102,984.89 and 42,365.79

Step by Step Solution

1. Step 1: Write the proportion equation
   74,630.52 : 102,984.89 = 42,365.79 : x
2. Step 2: Convert to fraction form
   74,630.52/102,984.89 = 42,365.79/x
3. Step 3: Cross multiply
   74,630.52x = 102,984.89 × 42,365.79
4. Step 4: Simplify right side
   74,630.52x = 4,363,036,011.08
5. Step 5: Solve for x
   x = 4,363,036,011.08/74,630.52
6. Step 6: Final answer
   x = 58,461.82