Finding the Third Proportional to 868,542 and 1,342,184

Step by Step Solution

1. Step 1: Write the proportion equation
   868,542 : 1,342,184 = 1,342,184 : x
2. Step 2: Convert to fraction form
   868,542/1,342,184 = 1,342,184/x
3. Step 3: Cross multiply
   868,542x = 1,342,184 × 1,342,184
4. Step 4: Simplify right side
   868,542x = 1,801,457,889,856
5. Step 5: Solve for x
   x = 1,801,457,889,856/868,542
6. Step 6: Final answer
   x = 2,074,117.19