Finding the Third Proportional to 572,409 and 841,117.50

Step by Step Solution

1. Step 1: Write the proportion equation
   572,409 : 841,117.50 = 841,117.50 : x
2. Step 2: Convert to fraction form
   572,409/841,117.50 = 841,117.50/x
3. Step 3: Cross multiply
   572,409x = 841,117.50 × 841,117.50
4. Step 4: Simplify right side
   572,409x = 707,478,648,806.25
5. Step 5: Solve for x
   x = 707,478,648,806.25/572,409
6. Step 6: Final answer
   x = 1,235,967.02