Finding the Third Proportional to 903,144 and 1,399,179

Step by Step Solution

1. Step 1: Write the proportion equation
   903,144 : 1,399,179 = 1,399,179 : x
2. Step 2: Convert to fraction form
   903,144/1,399,179 = 1,399,179/x
3. Step 3: Cross multiply
   903,144x = 1,399,179 × 1,399,179
4. Step 4: Simplify right side
   903,144x = 1,957,701,874,041
5. Step 5: Solve for x
   x = 1,957,701,874,041/903,144
6. Step 6: Final answer
   x = 2,167,651.97