Finding the Third Proportional to 443,485.13 and 972,810

Step by Step Solution

1. Step 1: Write the proportion equation
   443,485.13 : 972,810 = 972,810 : x
2. Step 2: Convert to fraction form
   443,485.13/972,810 = 972,810/x
3. Step 3: Cross multiply
   443,485.13x = 972,810 × 972,810
4. Step 4: Simplify right side
   443,485.13x = 946,359,296,100
5. Step 5: Solve for x
   x = 946,359,296,100/443,485.13
6. Step 6: Final answer
   x = 2,133,914.40