Finding the Third Proportional to 526,353 and 752,707.50

Step by Step Solution

1. Step 1: Write the proportion equation
   526,353 : 752,707.50 = 752,707.50 : x
2. Step 2: Convert to fraction form
   526,353/752,707.50 = 752,707.50/x
3. Step 3: Cross multiply
   526,353x = 752,707.50 × 752,707.50
4. Step 4: Simplify right side
   526,353x = 566,568,580,556.25
5. Step 5: Solve for x
   x = 566,568,580,556.25/526,353
6. Step 6: Final answer
   x = 1,076,404.20