Finding the Third Proportional to 627,213 and 955,570.50

Step by Step Solution

1. Step 1: Write the proportion equation
   627,213 : 955,570.50 = 955,570.50 : x
2. Step 2: Convert to fraction form
   627,213/955,570.50 = 955,570.50/x
3. Step 3: Cross multiply
   627,213x = 955,570.50 × 955,570.50
4. Step 4: Simplify right side
   627,213x = 913,114,980,470.25
5. Step 5: Solve for x
   x = 913,114,980,470.25/627,213
6. Step 6: Final answer
   x = 1,455,829.17