Finding the Third Proportional to 527,593.50 and 816,606

Step by Step Solution

1. Step 1: Write the proportion equation
   527,593.50 : 816,606 = 816,606 : x
2. Step 2: Convert to fraction form
   527,593.50/816,606 = 816,606/x
3. Step 3: Cross multiply
   527,593.50x = 816,606 × 816,606
4. Step 4: Simplify right side
   527,593.50x = 666,845,359,236
5. Step 5: Solve for x
   x = 666,845,359,236/527,593.50
6. Step 6: Final answer
   x = 1,263,937.78