Finding the Third Proportional to 328,118.50 and 514,047

Step by Step Solution

1. Step 1: Write the proportion equation
   328,118.50 : 514,047 = 514,047 : x
2. Step 2: Convert to fraction form
   328,118.50/514,047 = 514,047/x
3. Step 3: Cross multiply
   328,118.50x = 514,047 × 514,047
4. Step 4: Simplify right side
   328,118.50x = 264,244,318,209
5. Step 5: Solve for x
   x = 264,244,318,209/328,118.50
6. Step 6: Final answer
   x = 805,331.97