Finding the Third Proportional to 1,866,808 and 4,071,492

Step by Step Solution

1. Step 1: Write the proportion equation
   1,866,808 : 4,071,492 = 4,071,492 : x
2. Step 2: Convert to fraction form
   1,866,808/4,071,492 = 4,071,492/x
3. Step 3: Cross multiply
   1,866,808x = 4,071,492 × 4,071,492
4. Step 4: Simplify right side
   1,866,808x = 16,577,047,106,064
5. Step 5: Solve for x
   x = 16,577,047,106,064/1,866,808
6. Step 6: Final answer
   x = 8,879,888.62