Finding the Fourth Proportional to 15,401.51, 23,105.10 and 4,874.18

Step by Step Solution

1. Step 1: Write the proportion equation
   15,401.51 : 23,105.10 = 4,874.18 : x
2. Step 2: Convert to fraction form
   15,401.51/23,105.10 = 4,874.18/x
3. Step 3: Cross multiply
   15,401.51x = 23,105.10 × 4,874.18
4. Step 4: Simplify right side
   15,401.51x = 112,618,300.79
5. Step 5: Solve for x
   x = 112,618,300.79/15,401.51
6. Step 6: Final answer
   x = 7,312.16