Finding the Third Proportional to 17,991.75 and 28,468.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,991.75 : 28,468.50 = 28,468.50 : x
2. Step 2: Convert to fraction form
   17,991.75/28,468.50 = 28,468.50/x
3. Step 3: Cross multiply
   17,991.75x = 28,468.50 × 28,468.50
4. Step 4: Simplify right side
   17,991.75x = 810,455,492.25
5. Step 5: Solve for x
   x = 810,455,492.25/17,991.75
6. Step 6: Final answer
   x = 45,045.95