Finding the Third Proportional to 1,360,680 and 2,979,156

Step by Step Solution

1. Step 1: Write the proportion equation
   1,360,680 : 2,979,156 = 2,979,156 : x
2. Step 2: Convert to fraction form
   1,360,680/2,979,156 = 2,979,156/x
3. Step 3: Cross multiply
   1,360,680x = 2,979,156 × 2,979,156
4. Step 4: Simplify right side
   1,360,680x = 8,875,370,472,336
5. Step 5: Solve for x
   x = 8,875,370,472,336/1,360,680
6. Step 6: Final answer
   x = 6,522,746.33