Finding the Third Proportional to 67,539 and 146,970.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,539 : 146,970.50 = 146,970.50 : x
2. Step 2: Convert to fraction form
   67,539/146,970.50 = 146,970.50/x
3. Step 3: Cross multiply
   67,539x = 146,970.50 × 146,970.50
4. Step 4: Simplify right side
   67,539x = 21,600,327,870.25
5. Step 5: Solve for x
   x = 21,600,327,870.25/67,539
6. Step 6: Final answer
   x = 319,820.07