Finding the Third Proportional to 146,086.88 and 219,130.31

Step by Step Solution

1. Step 1: Write the proportion equation
   146,086.88 : 219,130.31 = 219,130.31 : x
2. Step 2: Convert to fraction form
   146,086.88/219,130.31 = 219,130.31/x
3. Step 3: Cross multiply
   146,086.88x = 219,130.31 × 219,130.31
4. Step 4: Simplify right side
   146,086.88x = 48,018,093,856.35
5. Step 5: Solve for x
   x = 48,018,093,856.35/146,086.88
6. Step 6: Final answer
   x = 328,695.47