Finding the Third Proportional to 1,868,996 and 2,840,432

Step by Step Solution

1. Step 1: Write the proportion equation
   1,868,996 : 2,840,432 = 2,840,432 : x
2. Step 2: Convert to fraction form
   1,868,996/2,840,432 = 2,840,432/x
3. Step 3: Cross multiply
   1,868,996x = 2,840,432 × 2,840,432
4. Step 4: Simplify right side
   1,868,996x = 8,068,053,946,624
5. Step 5: Solve for x
   x = 8,068,053,946,624/1,868,996
6. Step 6: Final answer
   x = 4,316,785.03