Finding the Third Proportional to 262,445.50 and 541,454

Step by Step Solution

1. Step 1: Write the proportion equation
   262,445.50 : 541,454 = 541,454 : x
2. Step 2: Convert to fraction form
   262,445.50/541,454 = 541,454/x
3. Step 3: Cross multiply
   262,445.50x = 541,454 × 541,454
4. Step 4: Simplify right side
   262,445.50x = 293,172,434,116
5. Step 5: Solve for x
   x = 293,172,434,116/262,445.50
6. Step 6: Final answer
   x = 1,117,079.30