Finding the Third Proportional to 786,044 and 1,684,240

Step by Step Solution

1. Step 1: Write the proportion equation
   786,044 : 1,684,240 = 1,684,240 : x
2. Step 2: Convert to fraction form
   786,044/1,684,240 = 1,684,240/x
3. Step 3: Cross multiply
   786,044x = 1,684,240 × 1,684,240
4. Step 4: Simplify right side
   786,044x = 2,836,664,377,600
5. Step 5: Solve for x
   x = 2,836,664,377,600/786,044
6. Step 6: Final answer
   x = 3,608,785.74