Finding the Third Proportional to 572,819 and 841,684.50

Step by Step Solution

1. Step 1: Write the proportion equation
   572,819 : 841,684.50 = 841,684.50 : x
2. Step 2: Convert to fraction form
   572,819/841,684.50 = 841,684.50/x
3. Step 3: Cross multiply
   572,819x = 841,684.50 × 841,684.50
4. Step 4: Simplify right side
   572,819x = 708,432,797,540.25
5. Step 5: Solve for x
   x = 708,432,797,540.25/572,819
6. Step 6: Final answer
   x = 1,236,748.08