Finding the Third Proportional to 521,335.50 and 805,944

Step by Step Solution

1. Step 1: Write the proportion equation
   521,335.50 : 805,944 = 805,944 : x
2. Step 2: Convert to fraction form
   521,335.50/805,944 = 805,944/x
3. Step 3: Cross multiply
   521,335.50x = 805,944 × 805,944
4. Step 4: Simplify right side
   521,335.50x = 649,545,731,136
5. Step 5: Solve for x
   x = 649,545,731,136/521,335.50
6. Step 6: Final answer
   x = 1,245,926.53