Finding the Third Proportional to 786,042 and 1,684,242

Step by Step Solution

1. Step 1: Write the proportion equation
   786,042 : 1,684,242 = 1,684,242 : x
2. Step 2: Convert to fraction form
   786,042/1,684,242 = 1,684,242/x
3. Step 3: Cross multiply
   786,042x = 1,684,242 × 1,684,242
4. Step 4: Simplify right side
   786,042x = 2,836,671,114,564
5. Step 5: Solve for x
   x = 2,836,671,114,564/786,042
6. Step 6: Final answer
   x = 3,608,803.49