Finding the Third Proportional to 374,220 and 902,218.50

Step by Step Solution

1. Step 1: Write the proportion equation
   374,220 : 902,218.50 = 902,218.50 : x
2. Step 2: Convert to fraction form
   374,220/902,218.50 = 902,218.50/x
3. Step 3: Cross multiply
   374,220x = 902,218.50 × 902,218.50
4. Step 4: Simplify right side
   374,220x = 813,998,221,742.25
5. Step 5: Solve for x
   x = 813,998,221,742.25/374,220
6. Step 6: Final answer
   x = 2,175,186.31