Finding the Third Proportional to 173,898 and 366,478.50

Step by Step Solution

1. Step 1: Write the proportion equation
   173,898 : 366,478.50 = 366,478.50 : x
2. Step 2: Convert to fraction form
   173,898/366,478.50 = 366,478.50/x
3. Step 3: Cross multiply
   173,898x = 366,478.50 × 366,478.50
4. Step 4: Simplify right side
   173,898x = 134,306,490,962.25
5. Step 5: Solve for x
   x = 134,306,490,962.25/173,898
6. Step 6: Final answer
   x = 772,329.13