Finding the Third Proportional to 1,577,672 and 3,403,528

Step by Step Solution

1. Step 1: Write the proportion equation
   1,577,672 : 3,403,528 = 3,403,528 : x
2. Step 2: Convert to fraction form
   1,577,672/3,403,528 = 3,403,528/x
3. Step 3: Cross multiply
   1,577,672x = 3,403,528 × 3,403,528
4. Step 4: Simplify right side
   1,577,672x = 11,584,002,846,784
5. Step 5: Solve for x
   x = 11,584,002,846,784/1,577,672
6. Step 6: Final answer
   x = 7,342,465.89