Finding the Third Proportional to 281,380 and 616,123.50

Step by Step Solution

1. Step 1: Write the proportion equation
   281,380 : 616,123.50 = 616,123.50 : x
2. Step 2: Convert to fraction form
   281,380/616,123.50 = 616,123.50/x
3. Step 3: Cross multiply
   281,380x = 616,123.50 × 616,123.50
4. Step 4: Simplify right side
   281,380x = 379,608,167,252.25
5. Step 5: Solve for x
   x = 379,608,167,252.25/281,380
6. Step 6: Final answer
   x = 1,349,094.35