Finding the Third Proportional to 1,209,856.50 and 1,857,081.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,209,856.50 : 1,857,081.94 = 1,857,081.94 : x
2. Step 2: Convert to fraction form
   1,209,856.50/1,857,081.94 = 1,857,081.94/x
3. Step 3: Cross multiply
   1,209,856.50x = 1,857,081.94 × 1,857,081.94
4. Step 4: Simplify right side
   1,209,856.50x = 3,448,753,322,588.75
5. Step 5: Solve for x
   x = 3,448,753,322,588.75/1,209,856.50
6. Step 6: Final answer
   x = 2,850,547.42