Finding the Fourth Proportional to 9,102.36, 12,558.71 and 5,870.81

Step by Step Solution

1. Step 1: Write the proportion equation
   9,102.36 : 12,558.71 = 5,870.81 : x
2. Step 2: Convert to fraction form
   9,102.36/12,558.71 = 5,870.81/x
3. Step 3: Cross multiply
   9,102.36x = 12,558.71 × 5,870.81
4. Step 4: Simplify right side
   9,102.36x = 73,729,767.84
5. Step 5: Solve for x
   x = 73,729,767.84/9,102.36
6. Step 6: Final answer
   x = 8,100.08