Finding the Fourth Proportional to 8,538.30, 12,801.29 and 5,758.02

Step by Step Solution

1. Step 1: Write the proportion equation
   8,538.30 : 12,801.29 = 5,758.02 : x
2. Step 2: Convert to fraction form
   8,538.30/12,801.29 = 5,758.02/x
3. Step 3: Cross multiply
   8,538.30x = 12,801.29 × 5,758.02
4. Step 4: Simplify right side
   8,538.30x = 73,710,055.06
5. Step 5: Solve for x
   x = 73,710,055.06/8,538.30
6. Step 6: Final answer
   x = 8,632.87