Finding the Third Proportional to 528,921 and 952,861.50

Step by Step Solution

1. Step 1: Write the proportion equation
   528,921 : 952,861.50 = 952,861.50 : x
2. Step 2: Convert to fraction form
   528,921/952,861.50 = 952,861.50/x
3. Step 3: Cross multiply
   528,921x = 952,861.50 × 952,861.50
4. Step 4: Simplify right side
   528,921x = 907,945,038,182.25
5. Step 5: Solve for x
   x = 907,945,038,182.25/528,921
6. Step 6: Final answer
   x = 1,716,598.58