Finding the Third Proportional to 28,518.75 and 63,588.38

Step by Step Solution

1. Step 1: Write the proportion equation
   28,518.75 : 63,588.38 = 63,588.38 : x
2. Step 2: Convert to fraction form
   28,518.75/63,588.38 = 63,588.38/x
3. Step 3: Cross multiply
   28,518.75x = 63,588.38 × 63,588.38
4. Step 4: Simplify right side
   28,518.75x = 4,043,481,435.14
5. Step 5: Solve for x
   x = 4,043,481,435.14/28,518.75
6. Step 6: Final answer
   x = 141,783.26