Finding the Third Proportional to 13,540.50 and 28,156.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,540.50 : 28,156.50 = 28,156.50 : x
2. Step 2: Convert to fraction form
   13,540.50/28,156.50 = 28,156.50/x
3. Step 3: Cross multiply
   13,540.50x = 28,156.50 × 28,156.50
4. Step 4: Simplify right side
   13,540.50x = 792,788,492.25
5. Step 5: Solve for x
   x = 792,788,492.25/13,540.50
6. Step 6: Final answer
   x = 58,549.43