Finding the Third Proportional to 780,084 and 1,237,788

Step by Step Solution

1. Step 1: Write the proportion equation
   780,084 : 1,237,788 = 1,237,788 : x
2. Step 2: Convert to fraction form
   780,084/1,237,788 = 1,237,788/x
3. Step 3: Cross multiply
   780,084x = 1,237,788 × 1,237,788
4. Step 4: Simplify right side
   780,084x = 1,532,119,132,944
5. Step 5: Solve for x
   x = 1,532,119,132,944/780,084
6. Step 6: Final answer
   x = 1,964,043.79