Finding the Third Proportional to 948,400 and 1,454,178

Step by Step Solution

1. Step 1: Write the proportion equation
   948,400 : 1,454,178 = 1,454,178 : x
2. Step 2: Convert to fraction form
   948,400/1,454,178 = 1,454,178/x
3. Step 3: Cross multiply
   948,400x = 1,454,178 × 1,454,178
4. Step 4: Simplify right side
   948,400x = 2,114,633,655,684
5. Step 5: Solve for x
   x = 2,114,633,655,684/948,400
6. Step 6: Final answer
   x = 2,229,685.42