Finding the Third Proportional to 1,178,210 and 1,843,131

Step by Step Solution

1. Step 1: Write the proportion equation
   1,178,210 : 1,843,131 = 1,843,131 : x
2. Step 2: Convert to fraction form
   1,178,210/1,843,131 = 1,843,131/x
3. Step 3: Cross multiply
   1,178,210x = 1,843,131 × 1,843,131
4. Step 4: Simplify right side
   1,178,210x = 3,397,131,883,161
5. Step 5: Solve for x
   x = 3,397,131,883,161/1,178,210
6. Step 6: Final answer
   x = 2,883,299.14