Finding the Fourth Proportional to 8,870.23, 13,306.71 and 3,025.47

Step by Step Solution

1. Step 1: Write the proportion equation
   8,870.23 : 13,306.71 = 3,025.47 : x
2. Step 2: Convert to fraction form
   8,870.23/13,306.71 = 3,025.47/x
3. Step 3: Cross multiply
   8,870.23x = 13,306.71 × 3,025.47
4. Step 4: Simplify right side
   8,870.23x = 40,259,051.90
5. Step 5: Solve for x
   x = 40,259,051.90/8,870.23
6. Step 6: Final answer
   x = 4,538.67