Finding the Third Proportional to 988,332 and 2,157,906

Step by Step Solution

1. Step 1: Write the proportion equation
   988,332 : 2,157,906 = 2,157,906 : x
2. Step 2: Convert to fraction form
   988,332/2,157,906 = 2,157,906/x
3. Step 3: Cross multiply
   988,332x = 2,157,906 × 2,157,906
4. Step 4: Simplify right side
   988,332x = 4,656,558,304,836
5. Step 5: Solve for x
   x = 4,656,558,304,836/988,332
6. Step 6: Final answer
   x = 4,711,532.47