Finding the Third Proportional to 443,470 and 972,786

Step by Step Solution

1. Step 1: Write the proportion equation
   443,470 : 972,786 = 972,786 : x
2. Step 2: Convert to fraction form
   443,470/972,786 = 972,786/x
3. Step 3: Cross multiply
   443,470x = 972,786 × 972,786
4. Step 4: Simplify right side
   443,470x = 946,312,601,796
5. Step 5: Solve for x
   x = 946,312,601,796/443,470
6. Step 6: Final answer
   x = 2,133,881.89