Finding the Fourth Proportional to 147,362.38, 221,086.69 and 47,520.56

Step by Step Solution

1. Step 1: Write the proportion equation
   147,362.38 : 221,086.69 = 47,520.56 : x
2. Step 2: Convert to fraction form
   147,362.38/221,086.69 = 47,520.56/x
3. Step 3: Cross multiply
   147,362.38x = 221,086.69 × 47,520.56
4. Step 4: Simplify right side
   147,362.38x = 10,506,163,317.35
5. Step 5: Solve for x
   x = 10,506,163,317.35/147,362.38
6. Step 6: Final answer
   x = 71,294.75