Finding the Third Proportional to 147,610 and 323,590.50

Step by Step Solution

1. Step 1: Write the proportion equation
   147,610 : 323,590.50 = 323,590.50 : x
2. Step 2: Convert to fraction form
   147,610/323,590.50 = 323,590.50/x
3. Step 3: Cross multiply
   147,610x = 323,590.50 × 323,590.50
4. Step 4: Simplify right side
   147,610x = 104,710,811,690.25
5. Step 5: Solve for x
   x = 104,710,811,690.25/147,610
6. Step 6: Final answer
   x = 709,374.78