Finding the Third Proportional to 398,365.50 and 933,219

Step by Step Solution

1. Step 1: Write the proportion equation
   398,365.50 : 933,219 = 933,219 : x
2. Step 2: Convert to fraction form
   398,365.50/933,219 = 933,219/x
3. Step 3: Cross multiply
   398,365.50x = 933,219 × 933,219
4. Step 4: Simplify right side
   398,365.50x = 870,897,701,961
5. Step 5: Solve for x
   x = 870,897,701,961/398,365.50
6. Step 6: Final answer
   x = 2,186,177.52