Finding the Third Proportional to 842,788 and 1,784,696

Step by Step Solution

1. Step 1: Write the proportion equation
   842,788 : 1,784,696 = 1,784,696 : x
2. Step 2: Convert to fraction form
   842,788/1,784,696 = 1,784,696/x
3. Step 3: Cross multiply
   842,788x = 1,784,696 × 1,784,696
4. Step 4: Simplify right side
   842,788x = 3,185,139,812,416
5. Step 5: Solve for x
   x = 3,185,139,812,416/842,788
6. Step 6: Final answer
   x = 3,779,289.47