Finding the Fourth Proportional to 146,215.52, 201,777.72 and 79,147.52

Step by Step Solution

1. Step 1: Write the proportion equation
   146,215.52 : 201,777.72 = 79,147.52 : x
2. Step 2: Convert to fraction form
   146,215.52/201,777.72 = 79,147.52/x
3. Step 3: Cross multiply
   146,215.52x = 201,777.72 × 79,147.52
4. Step 4: Simplify right side
   146,215.52x = 15,970,206,129.25
5. Step 5: Solve for x
   x = 15,970,206,129.25/146,215.52
6. Step 6: Final answer
   x = 109,223.74