Finding the Third Proportional to 2,105,656.50 and 4,311,060

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,656.50 : 4,311,060 = 4,311,060 : x
2. Step 2: Convert to fraction form
   2,105,656.50/4,311,060 = 4,311,060/x
3. Step 3: Cross multiply
   2,105,656.50x = 4,311,060 × 4,311,060
4. Step 4: Simplify right side
   2,105,656.50x = 18,585,238,323,600
5. Step 5: Solve for x
   x = 18,585,238,323,600/2,105,656.50
6. Step 6: Final answer
   x = 8,826,339.11