Finding the Third Proportional to 254,081.81 and 374,111.16

Step by Step Solution

1. Step 1: Write the proportion equation
   254,081.81 : 374,111.16 = 374,111.16 : x
2. Step 2: Convert to fraction form
   254,081.81/374,111.16 = 374,111.16/x
3. Step 3: Cross multiply
   254,081.81x = 374,111.16 × 374,111.16
4. Step 4: Simplify right side
   254,081.81x = 139,959,157,230.71
5. Step 5: Solve for x
   x = 139,959,157,230.71/254,081.81
6. Step 6: Final answer
   x = 550,842.88