Finding the Third Proportional to 872,685 and 1,350,499.50

Step by Step Solution

1. Step 1: Write the proportion equation
   872,685 : 1,350,499.50 = 1,350,499.50 : x
2. Step 2: Convert to fraction form
   872,685/1,350,499.50 = 1,350,499.50/x
3. Step 3: Cross multiply
   872,685x = 1,350,499.50 × 1,350,499.50
4. Step 4: Simplify right side
   872,685x = 1,823,848,899,500.25
5. Step 5: Solve for x
   x = 1,823,848,899,500.25/872,685
6. Step 6: Final answer
   x = 2,089,928.09