Finding the Third Proportional to 342,341.25 and 738,810

Step by Step Solution

1. Step 1: Write the proportion equation
   342,341.25 : 738,810 = 738,810 : x
2. Step 2: Convert to fraction form
   342,341.25/738,810 = 738,810/x
3. Step 3: Cross multiply
   342,341.25x = 738,810 × 738,810
4. Step 4: Simplify right side
   342,341.25x = 545,840,216,100
5. Step 5: Solve for x
   x = 545,840,216,100/342,341.25
6. Step 6: Final answer
   x = 1,594,433.09