Finding the Third Proportional to 141,730 and 219,770.50

Step by Step Solution

1. Step 1: Write the proportion equation
   141,730 : 219,770.50 = 219,770.50 : x
2. Step 2: Convert to fraction form
   141,730/219,770.50 = 219,770.50/x
3. Step 3: Cross multiply
   141,730x = 219,770.50 × 219,770.50
4. Step 4: Simplify right side
   141,730x = 48,299,072,670.25
5. Step 5: Solve for x
   x = 48,299,072,670.25/141,730
6. Step 6: Final answer
   x = 340,782.28