Finding the Fourth Proportional to 15,412.05, 23,120.71 and 4,881.89

Step by Step Solution

1. Step 1: Write the proportion equation
   15,412.05 : 23,120.71 = 4,881.89 : x
2. Step 2: Convert to fraction form
   15,412.05/23,120.71 = 4,881.89/x
3. Step 3: Cross multiply
   15,412.05x = 23,120.71 × 4,881.89
4. Step 4: Simplify right side
   15,412.05x = 112,872,808.54
5. Step 5: Solve for x
   x = 112,872,808.54/15,412.05
6. Step 6: Final answer
   x = 7,323.67