Finding the Third Proportional to 176,418 and 362,191.50

Step by Step Solution

1. Step 1: Write the proportion equation
   176,418 : 362,191.50 = 362,191.50 : x
2. Step 2: Convert to fraction form
   176,418/362,191.50 = 362,191.50/x
3. Step 3: Cross multiply
   176,418x = 362,191.50 × 362,191.50
4. Step 4: Simplify right side
   176,418x = 131,182,682,672.25
5. Step 5: Solve for x
   x = 131,182,682,672.25/176,418
6. Step 6: Final answer
   x = 743,590.13