Finding the Third Proportional to 786,028 and 1,684,120

Step by Step Solution

1. Step 1: Write the proportion equation
   786,028 : 1,684,120 = 1,684,120 : x
2. Step 2: Convert to fraction form
   786,028/1,684,120 = 1,684,120/x
3. Step 3: Cross multiply
   786,028x = 1,684,120 × 1,684,120
4. Step 4: Simplify right side
   786,028x = 2,836,260,174,400
5. Step 5: Solve for x
   x = 2,836,260,174,400/786,028
6. Step 6: Final answer
   x = 3,608,344.96