Finding the Third Proportional to 328,051.50 and 492,077.25

Step by Step Solution

1. Step 1: Write the proportion equation
   328,051.50 : 492,077.25 = 492,077.25 : x
2. Step 2: Convert to fraction form
   328,051.50/492,077.25 = 492,077.25/x
3. Step 3: Cross multiply
   328,051.50x = 492,077.25 × 492,077.25
4. Step 4: Simplify right side
   328,051.50x = 242,140,019,967.56
5. Step 5: Solve for x
   x = 242,140,019,967.56/328,051.50
6. Step 6: Final answer
   x = 738,115.88