Finding the Third Proportional to 774,630 and 1,184,240

Step by Step Solution

1. Step 1: Write the proportion equation
   774,630 : 1,184,240 = 1,184,240 : x
2. Step 2: Convert to fraction form
   774,630/1,184,240 = 1,184,240/x
3. Step 3: Cross multiply
   774,630x = 1,184,240 × 1,184,240
4. Step 4: Simplify right side
   774,630x = 1,402,424,377,600
5. Step 5: Solve for x
   x = 1,402,424,377,600/774,630
6. Step 6: Final answer
   x = 1,810,444.18