Finding the Third Proportional to 557,578.50 and 1,187,084.50

Step by Step Solution

1. Step 1: Write the proportion equation
   557,578.50 : 1,187,084.50 = 1,187,084.50 : x
2. Step 2: Convert to fraction form
   557,578.50/1,187,084.50 = 1,187,084.50/x
3. Step 3: Cross multiply
   557,578.50x = 1,187,084.50 × 1,187,084.50
4. Step 4: Simplify right side
   557,578.50x = 1,409,169,610,140.25
5. Step 5: Solve for x
   x = 1,409,169,610,140.25/557,578.50
6. Step 6: Final answer
   x = 2,527,302.63