Finding the Third Proportional to 535,412 and 1,115,188

Step by Step Solution

1. Step 1: Write the proportion equation
   535,412 : 1,115,188 = 1,115,188 : x
2. Step 2: Convert to fraction form
   535,412/1,115,188 = 1,115,188/x
3. Step 3: Cross multiply
   535,412x = 1,115,188 × 1,115,188
4. Step 4: Simplify right side
   535,412x = 1,243,644,275,344
5. Step 5: Solve for x
   x = 1,243,644,275,344/535,412
6. Step 6: Final answer
   x = 2,322,779.98