Finding the Third Proportional to 1,816,560 and 4,282,141.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,816,560 : 4,282,141.50 = 4,282,141.50 : x
2. Step 2: Convert to fraction form
   1,816,560/4,282,141.50 = 4,282,141.50/x
3. Step 3: Cross multiply
   1,816,560x = 4,282,141.50 × 4,282,141.50
4. Step 4: Simplify right side
   1,816,560x = 18,336,735,826,022.25
5. Step 5: Solve for x
   x = 18,336,735,826,022.25/1,816,560
6. Step 6: Final answer
   x = 10,094,208.74