Finding the Third Proportional to 374,913.50 and 535,748

Step by Step Solution

1. Step 1: Write the proportion equation
   374,913.50 : 535,748 = 535,748 : x
2. Step 2: Convert to fraction form
   374,913.50/535,748 = 535,748/x
3. Step 3: Cross multiply
   374,913.50x = 535,748 × 535,748
4. Step 4: Simplify right side
   374,913.50x = 287,025,919,504
5. Step 5: Solve for x
   x = 287,025,919,504/374,913.50
6. Step 6: Final answer
   x = 765,579.05