Finding the Third Proportional to 988,224 and 2,154,880

Step by Step Solution

1. Step 1: Write the proportion equation
   988,224 : 2,154,880 = 2,154,880 : x
2. Step 2: Convert to fraction form
   988,224/2,154,880 = 2,154,880/x
3. Step 3: Cross multiply
   988,224x = 2,154,880 × 2,154,880
4. Step 4: Simplify right side
   988,224x = 4,643,507,814,400
5. Step 5: Solve for x
   x = 4,643,507,814,400/988,224
6. Step 6: Final answer
   x = 4,698,841.37