Finding the Third Proportional to 617,115 and 955,156.50

Step by Step Solution

1. Step 1: Write the proportion equation
   617,115 : 955,156.50 = 955,156.50 : x
2. Step 2: Convert to fraction form
   617,115/955,156.50 = 955,156.50/x
3. Step 3: Cross multiply
   617,115x = 955,156.50 × 955,156.50
4. Step 4: Simplify right side
   617,115x = 912,323,939,492.25
5. Step 5: Solve for x
   x = 912,323,939,492.25/617,115
6. Step 6: Final answer
   x = 1,478,369.41