Finding the Third Proportional to 137,445.50 and 302,850

Step by Step Solution

1. Step 1: Write the proportion equation
   137,445.50 : 302,850 = 302,850 : x
2. Step 2: Convert to fraction form
   137,445.50/302,850 = 302,850/x
3. Step 3: Cross multiply
   137,445.50x = 302,850 × 302,850
4. Step 4: Simplify right side
   137,445.50x = 91,718,122,500
5. Step 5: Solve for x
   x = 91,718,122,500/137,445.50
6. Step 6: Final answer
   x = 667,305.39