Finding the Third Proportional to 30,847.50 and 67,359.94

Step by Step Solution

1. Step 1: Write the proportion equation
   30,847.50 : 67,359.94 = 67,359.94 : x
2. Step 2: Convert to fraction form
   30,847.50/67,359.94 = 67,359.94/x
3. Step 3: Cross multiply
   30,847.50x = 67,359.94 × 67,359.94
4. Step 4: Simplify right side
   30,847.50x = 4,537,361,180.00
5. Step 5: Solve for x
   x = 4,537,361,180.00/30,847.50
6. Step 6: Final answer
   x = 147,090.08