Finding the Third Proportional to 277,228.50 and 604,212

Step by Step Solution

1. Step 1: Write the proportion equation
   277,228.50 : 604,212 = 604,212 : x
2. Step 2: Convert to fraction form
   277,228.50/604,212 = 604,212/x
3. Step 3: Cross multiply
   277,228.50x = 604,212 × 604,212
4. Step 4: Simplify right side
   277,228.50x = 365,072,140,944
5. Step 5: Solve for x
   x = 365,072,140,944/277,228.50
6. Step 6: Final answer
   x = 1,316,863.67