Finding the Third Proportional to 921,096 and 1,403,928

Step by Step Solution

1. Step 1: Write the proportion equation
   921,096 : 1,403,928 = 1,403,928 : x
2. Step 2: Convert to fraction form
   921,096/1,403,928 = 1,403,928/x
3. Step 3: Cross multiply
   921,096x = 1,403,928 × 1,403,928
4. Step 4: Simplify right side
   921,096x = 1,971,013,829,184
5. Step 5: Solve for x
   x = 1,971,013,829,184/921,096
6. Step 6: Final answer
   x = 2,139,857.11