Finding the Third Proportional to 874,484 and 1,912,478

Step by Step Solution

1. Step 1: Write the proportion equation
   874,484 : 1,912,478 = 1,912,478 : x
2. Step 2: Convert to fraction form
   874,484/1,912,478 = 1,912,478/x
3. Step 3: Cross multiply
   874,484x = 1,912,478 × 1,912,478
4. Step 4: Simplify right side
   874,484x = 3,657,572,100,484
5. Step 5: Solve for x
   x = 3,657,572,100,484/874,484
6. Step 6: Final answer
   x = 4,182,548.91