Finding the Fourth Proportional to 147,404.30, 221,149.83 and 47,562.62

Step by Step Solution

1. Step 1: Write the proportion equation
   147,404.30 : 221,149.83 = 47,562.62 : x
2. Step 2: Convert to fraction form
   147,404.30/221,149.83 = 47,562.62/x
3. Step 3: Cross multiply
   147,404.30x = 221,149.83 × 47,562.62
4. Step 4: Simplify right side
   147,404.30x = 10,518,465,327.35
5. Step 5: Solve for x
   x = 10,518,465,327.35/147,404.30
6. Step 6: Final answer
   x = 71,357.93