Finding the Third Proportional to 176,961 and 247,432.50

Step by Step Solution

1. Step 1: Write the proportion equation
   176,961 : 247,432.50 = 247,432.50 : x
2. Step 2: Convert to fraction form
   176,961/247,432.50 = 247,432.50/x
3. Step 3: Cross multiply
   176,961x = 247,432.50 × 247,432.50
4. Step 4: Simplify right side
   176,961x = 61,222,842,056.25
5. Step 5: Solve for x
   x = 61,222,842,056.25/176,961
6. Step 6: Final answer
   x = 345,967.99