Finding the Third Proportional to 346,323.50 and 518,092

Step by Step Solution

1. Step 1: Write the proportion equation
   346,323.50 : 518,092 = 518,092 : x
2. Step 2: Convert to fraction form
   346,323.50/518,092 = 518,092/x
3. Step 3: Cross multiply
   346,323.50x = 518,092 × 518,092
4. Step 4: Simplify right side
   346,323.50x = 268,419,320,464
5. Step 5: Solve for x
   x = 268,419,320,464/346,323.50
6. Step 6: Final answer
   x = 775,053.73