Finding the Third Proportional to 887,061.30 and 1,389,708.22

Step by Step Solution

1. Step 1: Write the proportion equation
   887,061.30 : 1,389,708.22 = 1,389,708.22 : x
2. Step 2: Convert to fraction form
   887,061.30/1,389,708.22 = 1,389,708.22/x
3. Step 3: Cross multiply
   887,061.30x = 1,389,708.22 × 1,389,708.22
4. Step 4: Simplify right side
   887,061.30x = 1,931,288,935,975.68
5. Step 5: Solve for x
   x = 1,931,288,935,975.68/887,061.30
6. Step 6: Final answer
   x = 2,177,176.42