Finding the Third Proportional to 1,237,788 and 1,670,058

Step by Step Solution

1. Step 1: Write the proportion equation
   1,237,788 : 1,670,058 = 1,670,058 : x
2. Step 2: Convert to fraction form
   1,237,788/1,670,058 = 1,670,058/x
3. Step 3: Cross multiply
   1,237,788x = 1,670,058 × 1,670,058
4. Step 4: Simplify right side
   1,237,788x = 2,789,093,723,364
5. Step 5: Solve for x
   x = 2,789,093,723,364/1,237,788
6. Step 6: Final answer
   x = 2,253,288.71