Finding the Third Proportional to 176,818 and 361,806.50

Step by Step Solution

1. Step 1: Write the proportion equation
   176,818 : 361,806.50 = 361,806.50 : x
2. Step 2: Convert to fraction form
   176,818/361,806.50 = 361,806.50/x
3. Step 3: Cross multiply
   176,818x = 361,806.50 × 361,806.50
4. Step 4: Simplify right side
   176,818x = 130,903,943,442.25
5. Step 5: Solve for x
   x = 130,903,943,442.25/176,818
6. Step 6: Final answer
   x = 740,331.55