Finding the Third Proportional to 262,600.50 and 374,970

Step by Step Solution

1. Step 1: Write the proportion equation
   262,600.50 : 374,970 = 374,970 : x
2. Step 2: Convert to fraction form
   262,600.50/374,970 = 374,970/x
3. Step 3: Cross multiply
   262,600.50x = 374,970 × 374,970
4. Step 4: Simplify right side
   262,600.50x = 140,602,500,900
5. Step 5: Solve for x
   x = 140,602,500,900/262,600.50
6. Step 6: Final answer
   x = 535,423.58