Finding the Third Proportional to 917,928 and 1,962,158

Step by Step Solution

1. Step 1: Write the proportion equation
   917,928 : 1,962,158 = 1,962,158 : x
2. Step 2: Convert to fraction form
   917,928/1,962,158 = 1,962,158/x
3. Step 3: Cross multiply
   917,928x = 1,962,158 × 1,962,158
4. Step 4: Simplify right side
   917,928x = 3,850,064,016,964
5. Step 5: Solve for x
   x = 3,850,064,016,964/917,928
6. Step 6: Final answer
   x = 4,194,298.48