Finding the Third Proportional to 2,554,465 and 4,257,272

Step by Step Solution

1. Step 1: Write the proportion equation
   2,554,465 : 4,257,272 = 4,257,272 : x
2. Step 2: Convert to fraction form
   2,554,465/4,257,272 = 4,257,272/x
3. Step 3: Cross multiply
   2,554,465x = 4,257,272 × 4,257,272
4. Step 4: Simplify right side
   2,554,465x = 18,124,364,881,984
5. Step 5: Solve for x
   x = 18,124,364,881,984/2,554,465
6. Step 6: Final answer
   x = 7,095,170.57