Finding the Third Proportional to 617,322.50 and 927,627

Step by Step Solution

1. Step 1: Write the proportion equation
   617,322.50 : 927,627 = 927,627 : x
2. Step 2: Convert to fraction form
   617,322.50/927,627 = 927,627/x
3. Step 3: Cross multiply
   617,322.50x = 927,627 × 927,627
4. Step 4: Simplify right side
   617,322.50x = 860,491,851,129
5. Step 5: Solve for x
   x = 860,491,851,129/617,322.50
6. Step 6: Final answer
   x = 1,393,909.75