Finding the Third Proportional to 987,128 and 1,492,841

Step by Step Solution

1. Step 1: Write the proportion equation
   987,128 : 1,492,841 = 1,492,841 : x
2. Step 2: Convert to fraction form
   987,128/1,492,841 = 1,492,841/x
3. Step 3: Cross multiply
   987,128x = 1,492,841 × 1,492,841
4. Step 4: Simplify right side
   987,128x = 2,228,574,251,281
5. Step 5: Solve for x
   x = 2,228,574,251,281/987,128
6. Step 6: Final answer
   x = 2,257,634.52