Finding the Third Proportional to 2,575,386 and 5,598,558

Step by Step Solution

1. Step 1: Write the proportion equation
   2,575,386 : 5,598,558 = 5,598,558 : x
2. Step 2: Convert to fraction form
   2,575,386/5,598,558 = 5,598,558/x
3. Step 3: Cross multiply
   2,575,386x = 5,598,558 × 5,598,558
4. Step 4: Simplify right side
   2,575,386x = 31,343,851,679,364
5. Step 5: Solve for x
   x = 31,343,851,679,364/2,575,386
6. Step 6: Final answer
   x = 12,170,545.18