Finding the Third Proportional to 525,840 and 1,151,188

Step by Step Solution

1. Step 1: Write the proportion equation
   525,840 : 1,151,188 = 1,151,188 : x
2. Step 2: Convert to fraction form
   525,840/1,151,188 = 1,151,188/x
3. Step 3: Cross multiply
   525,840x = 1,151,188 × 1,151,188
4. Step 4: Simplify right side
   525,840x = 1,325,233,811,344
5. Step 5: Solve for x
   x = 1,325,233,811,344/525,840
6. Step 6: Final answer
   x = 2,520,222.52