Finding the Third Proportional to 488,642 and 1,051,156

Step by Step Solution

1. Step 1: Write the proportion equation
   488,642 : 1,051,156 = 1,051,156 : x
2. Step 2: Convert to fraction form
   488,642/1,051,156 = 1,051,156/x
3. Step 3: Cross multiply
   488,642x = 1,051,156 × 1,051,156
4. Step 4: Simplify right side
   488,642x = 1,104,928,936,336
5. Step 5: Solve for x
   x = 1,104,928,936,336/488,642
6. Step 6: Final answer
   x = 2,261,223.83