Finding the Third Proportional to 491,427 and 763,384.50

Step by Step Solution

1. Step 1: Write the proportion equation
   491,427 : 763,384.50 = 763,384.50 : x
2. Step 2: Convert to fraction form
   491,427/763,384.50 = 763,384.50/x
3. Step 3: Cross multiply
   491,427x = 763,384.50 × 763,384.50
4. Step 4: Simplify right side
   491,427x = 582,755,894,840.25
5. Step 5: Solve for x
   x = 582,755,894,840.25/491,427
6. Step 6: Final answer
   x = 1,185,844.28