Finding the Third Proportional to 786,060 and 1,684,260

Step by Step Solution

1. Step 1: Write the proportion equation
   786,060 : 1,684,260 = 1,684,260 : x
2. Step 2: Convert to fraction form
   786,060/1,684,260 = 1,684,260/x
3. Step 3: Cross multiply
   786,060x = 1,684,260 × 1,684,260
4. Step 4: Simplify right side
   786,060x = 2,836,731,747,600
5. Step 5: Solve for x
   x = 2,836,731,747,600/786,060
6. Step 6: Final answer
   x = 3,608,797.99