Finding the Third Proportional to 1,271,712 and 1,920,528

Step by Step Solution

1. Step 1: Write the proportion equation
   1,271,712 : 1,920,528 = 1,920,528 : x
2. Step 2: Convert to fraction form
   1,271,712/1,920,528 = 1,920,528/x
3. Step 3: Cross multiply
   1,271,712x = 1,920,528 × 1,920,528
4. Step 4: Simplify right side
   1,271,712x = 3,688,427,798,784
5. Step 5: Solve for x
   x = 3,688,427,798,784/1,271,712
6. Step 6: Final answer
   x = 2,900,364.08