Finding the Third Proportional to 747,950 and 1,645,432

Step by Step Solution

1. Step 1: Write the proportion equation
   747,950 : 1,645,432 = 1,645,432 : x
2. Step 2: Convert to fraction form
   747,950/1,645,432 = 1,645,432/x
3. Step 3: Cross multiply
   747,950x = 1,645,432 × 1,645,432
4. Step 4: Simplify right side
   747,950x = 2,707,446,466,624
5. Step 5: Solve for x
   x = 2,707,446,466,624/747,950
6. Step 6: Final answer
   x = 3,619,822.80