Finding the Third Proportional to 13,772 and 28,359.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,772 : 28,359.50 = 28,359.50 : x
2. Step 2: Convert to fraction form
   13,772/28,359.50 = 28,359.50/x
3. Step 3: Cross multiply
   13,772x = 28,359.50 × 28,359.50
4. Step 4: Simplify right side
   13,772x = 804,261,240.25
5. Step 5: Solve for x
   x = 804,261,240.25/13,772
6. Step 6: Final answer
   x = 58,398.29