Finding the Third Proportional to 254,377 and 591,446.50

Step by Step Solution

1. Step 1: Write the proportion equation
   254,377 : 591,446.50 = 591,446.50 : x
2. Step 2: Convert to fraction form
   254,377/591,446.50 = 591,446.50/x
3. Step 3: Cross multiply
   254,377x = 591,446.50 × 591,446.50
4. Step 4: Simplify right side
   254,377x = 349,808,962,362.25
5. Step 5: Solve for x
   x = 349,808,962,362.25/254,377
6. Step 6: Final answer
   x = 1,375,159.56