Finding the Third Proportional to 443,670 and 971,287.50

Step by Step Solution

1. Step 1: Write the proportion equation
   443,670 : 971,287.50 = 971,287.50 : x
2. Step 2: Convert to fraction form
   443,670/971,287.50 = 971,287.50/x
3. Step 3: Cross multiply
   443,670x = 971,287.50 × 971,287.50
4. Step 4: Simplify right side
   443,670x = 943,399,407,656.25
5. Step 5: Solve for x
   x = 943,399,407,656.25/443,670
6. Step 6: Final answer
   x = 2,126,353.84