Finding the Third Proportional to 651,072 and 1,426,272

Step by Step Solution

1. Step 1: Write the proportion equation
   651,072 : 1,426,272 = 1,426,272 : x
2. Step 2: Convert to fraction form
   651,072/1,426,272 = 1,426,272/x
3. Step 3: Cross multiply
   651,072x = 1,426,272 × 1,426,272
4. Step 4: Simplify right side
   651,072x = 2,034,251,817,984
5. Step 5: Solve for x
   x = 2,034,251,817,984/651,072
6. Step 6: Final answer
   x = 3,124,465.22