Finding the Third Proportional to 948,429 and 1,422,657

Step by Step Solution

1. Step 1: Write the proportion equation
   948,429 : 1,422,657 = 1,422,657 : x
2. Step 2: Convert to fraction form
   948,429/1,422,657 = 1,422,657/x
3. Step 3: Cross multiply
   948,429x = 1,422,657 × 1,422,657
4. Step 4: Simplify right side
   948,429x = 2,023,952,939,649
5. Step 5: Solve for x
   x = 2,023,952,939,649/948,429
6. Step 6: Final answer
   x = 2,134,005.75