Finding the Third Proportional to 918,154 and 1,377,238

Step by Step Solution

1. Step 1: Write the proportion equation
   918,154 : 1,377,238 = 1,377,238 : x
2. Step 2: Convert to fraction form
   918,154/1,377,238 = 1,377,238/x
3. Step 3: Cross multiply
   918,154x = 1,377,238 × 1,377,238
4. Step 4: Simplify right side
   918,154x = 1,896,784,508,644
5. Step 5: Solve for x
   x = 1,896,784,508,644/918,154
6. Step 6: Final answer
   x = 2,065,867.50