Finding the Third Proportional to 950,400 and 1,979,154

Step by Step Solution

1. Step 1: Write the proportion equation
   950,400 : 1,979,154 = 1,979,154 : x
2. Step 2: Convert to fraction form
   950,400/1,979,154 = 1,979,154/x
3. Step 3: Cross multiply
   950,400x = 1,979,154 × 1,979,154
4. Step 4: Simplify right side
   950,400x = 3,917,050,555,716
5. Step 5: Solve for x
   x = 3,917,050,555,716/950,400
6. Step 6: Final answer
   x = 4,121,475.75