Finding the Third Proportional to 918,188 and 1,231,482

Step by Step Solution

1. Step 1: Write the proportion equation
   918,188 : 1,231,482 = 1,231,482 : x
2. Step 2: Convert to fraction form
   918,188/1,231,482 = 1,231,482/x
3. Step 3: Cross multiply
   918,188x = 1,231,482 × 1,231,482
4. Step 4: Simplify right side
   918,188x = 1,516,547,916,324
5. Step 5: Solve for x
   x = 1,516,547,916,324/918,188
6. Step 6: Final answer
   x = 1,651,674.73