Finding the Third Proportional to 168,354 and 374,077.50

Step by Step Solution

1. Step 1: Write the proportion equation
   168,354 : 374,077.50 = 374,077.50 : x
2. Step 2: Convert to fraction form
   168,354/374,077.50 = 374,077.50/x
3. Step 3: Cross multiply
   168,354x = 374,077.50 × 374,077.50
4. Step 4: Simplify right side
   168,354x = 139,933,976,006.25
5. Step 5: Solve for x
   x = 139,933,976,006.25/168,354
6. Step 6: Final answer
   x = 831,188.90