Finding the Fourth Proportional to 10,141.89, 15,202.53 and 4,869.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,141.89 : 15,202.53 = 4,869.15 : x
2. Step 2: Convert to fraction form
   10,141.89/15,202.53 = 4,869.15/x
3. Step 3: Cross multiply
   10,141.89x = 15,202.53 × 4,869.15
4. Step 4: Simplify right side
   10,141.89x = 74,023,398.95
5. Step 5: Solve for x
   x = 74,023,398.95/10,141.89
6. Step 6: Final answer
   x = 7,298.78