Finding the Third Proportional to 991,146 and 1,507,479

Step by Step Solution

1. Step 1: Write the proportion equation
   991,146 : 1,507,479 = 1,507,479 : x
2. Step 2: Convert to fraction form
   991,146/1,507,479 = 1,507,479/x
3. Step 3: Cross multiply
   991,146x = 1,507,479 × 1,507,479
4. Step 4: Simplify right side
   991,146x = 2,272,492,935,441
5. Step 5: Solve for x
   x = 2,272,492,935,441/991,146
6. Step 6: Final answer
   x = 2,292,793.33