Finding the Third Proportional to 141,730.50 and 219,442

Step by Step Solution

1. Step 1: Write the proportion equation
   141,730.50 : 219,442 = 219,442 : x
2. Step 2: Convert to fraction form
   141,730.50/219,442 = 219,442/x
3. Step 3: Cross multiply
   141,730.50x = 219,442 × 219,442
4. Step 4: Simplify right side
   141,730.50x = 48,154,791,364
5. Step 5: Solve for x
   x = 48,154,791,364/141,730.50
6. Step 6: Final answer
   x = 339,763.08