Finding the Third Proportional to 376,303 and 536,426.50

Step by Step Solution

1. Step 1: Write the proportion equation
   376,303 : 536,426.50 = 536,426.50 : x
2. Step 2: Convert to fraction form
   376,303/536,426.50 = 536,426.50/x
3. Step 3: Cross multiply
   376,303x = 536,426.50 × 536,426.50
4. Step 4: Simplify right side
   376,303x = 287,753,389,902.25
5. Step 5: Solve for x
   x = 287,753,389,902.25/376,303
6. Step 6: Final answer
   x = 764,685.35