Finding the Third Proportional to 76,474 and 167,721.50

Step by Step Solution

1. Step 1: Write the proportion equation
   76,474 : 167,721.50 = 167,721.50 : x
2. Step 2: Convert to fraction form
   76,474/167,721.50 = 167,721.50/x
3. Step 3: Cross multiply
   76,474x = 167,721.50 × 167,721.50
4. Step 4: Simplify right side
   76,474x = 28,130,501,562.25
5. Step 5: Solve for x
   x = 28,130,501,562.25/76,474
6. Step 6: Final answer
   x = 367,843.99