Finding the Third Proportional to 540,442 and 1,173,188

Step by Step Solution

1. Step 1: Write the proportion equation
   540,442 : 1,173,188 = 1,173,188 : x
2. Step 2: Convert to fraction form
   540,442/1,173,188 = 1,173,188/x
3. Step 3: Cross multiply
   540,442x = 1,173,188 × 1,173,188
4. Step 4: Simplify right side
   540,442x = 1,376,370,083,344
5. Step 5: Solve for x
   x = 1,376,370,083,344/540,442
6. Step 6: Final answer
   x = 2,546,748.93