Finding the Third Proportional to 141,810 and 219,553.50

Step by Step Solution

1. Step 1: Write the proportion equation
   141,810 : 219,553.50 = 219,553.50 : x
2. Step 2: Convert to fraction form
   141,810/219,553.50 = 219,553.50/x
3. Step 3: Cross multiply
   141,810x = 219,553.50 × 219,553.50
4. Step 4: Simplify right side
   141,810x = 48,203,739,362.25
5. Step 5: Solve for x
   x = 48,203,739,362.25/141,810
6. Step 6: Final answer
   x = 339,917.77