Finding the Third Proportional to 184,450.50 and 278,370

Step by Step Solution

1. Step 1: Write the proportion equation
   184,450.50 : 278,370 = 278,370 : x
2. Step 2: Convert to fraction form
   184,450.50/278,370 = 278,370/x
3. Step 3: Cross multiply
   184,450.50x = 278,370 × 278,370
4. Step 4: Simplify right side
   184,450.50x = 77,489,856,900
5. Step 5: Solve for x
   x = 77,489,856,900/184,450.50
6. Step 6: Final answer
   x = 420,111.94