Finding the Third Proportional to 590,667 and 885,808.50

Step by Step Solution

1. Step 1: Write the proportion equation
   590,667 : 885,808.50 = 885,808.50 : x
2. Step 2: Convert to fraction form
   590,667/885,808.50 = 885,808.50/x
3. Step 3: Cross multiply
   590,667x = 885,808.50 × 885,808.50
4. Step 4: Simplify right side
   590,667x = 784,656,698,672.25
5. Step 5: Solve for x
   x = 784,656,698,672.25/590,667
6. Step 6: Final answer
   x = 1,328,424.81