Finding the Third Proportional to 3,452,188 and 5,178,285

Step by Step Solution

1. Step 1: Write the proportion equation
   3,452,188 : 5,178,285 = 5,178,285 : x
2. Step 2: Convert to fraction form
   3,452,188/5,178,285 = 5,178,285/x
3. Step 3: Cross multiply
   3,452,188x = 5,178,285 × 5,178,285
4. Step 4: Simplify right side
   3,452,188x = 26,814,635,541,225
5. Step 5: Solve for x
   x = 26,814,635,541,225/3,452,188
6. Step 6: Final answer
   x = 7,767,432.00