Finding the Fourth Proportional to 15,763.50, 23,642.82 and 5,238.09

Step by Step Solution

1. Step 1: Write the proportion equation
   15,763.50 : 23,642.82 = 5,238.09 : x
2. Step 2: Convert to fraction form
   15,763.50/23,642.82 = 5,238.09/x
3. Step 3: Cross multiply
   15,763.50x = 23,642.82 × 5,238.09
4. Step 4: Simplify right side
   15,763.50x = 123,843,219.01
5. Step 5: Solve for x
   x = 123,843,219.01/15,763.50
6. Step 6: Final answer
   x = 7,856.33