Finding the Fourth Proportional to 147,404.79, 221,107.05 and 46,203.57

Step by Step Solution

1. Step 1: Write the proportion equation
   147,404.79 : 221,107.05 = 46,203.57 : x
2. Step 2: Convert to fraction form
   147,404.79/221,107.05 = 46,203.57/x
3. Step 3: Cross multiply
   147,404.79x = 221,107.05 × 46,203.57
4. Step 4: Simplify right side
   147,404.79x = 10,215,935,062.17
5. Step 5: Solve for x
   x = 10,215,935,062.17/147,404.79
6. Step 6: Final answer
   x = 69,305.31