Finding the Third Proportional to 140,370 and 304,387.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,370 : 304,387.50 = 304,387.50 : x
2. Step 2: Convert to fraction form
   140,370/304,387.50 = 304,387.50/x
3. Step 3: Cross multiply
   140,370x = 304,387.50 × 304,387.50
4. Step 4: Simplify right side
   140,370x = 92,651,750,156.25
5. Step 5: Solve for x
   x = 92,651,750,156.25/140,370
6. Step 6: Final answer
   x = 660,053.79