Finding the Third Proportional to 277,968 and 609,123.75

Step by Step Solution

1. Step 1: Write the proportion equation
   277,968 : 609,123.75 = 609,123.75 : x
2. Step 2: Convert to fraction form
   277,968/609,123.75 = 609,123.75/x
3. Step 3: Cross multiply
   277,968x = 609,123.75 × 609,123.75
4. Step 4: Simplify right side
   277,968x = 371,031,742,814.06
5. Step 5: Solve for x
   x = 371,031,742,814.06/277,968
6. Step 6: Final answer
   x = 1,334,800.20