Finding the Third Proportional to 366,930 and 743,719.50

Step by Step Solution

1. Step 1: Write the proportion equation
   366,930 : 743,719.50 = 743,719.50 : x
2. Step 2: Convert to fraction form
   366,930/743,719.50 = 743,719.50/x
3. Step 3: Cross multiply
   366,930x = 743,719.50 × 743,719.50
4. Step 4: Simplify right side
   366,930x = 553,118,694,680.25
5. Step 5: Solve for x
   x = 553,118,694,680.25/366,930
6. Step 6: Final answer
   x = 1,507,422.93