Finding the Fourth Proportional to 10,061.54, 13,886.58 and 5,869.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,061.54 : 13,886.58 = 5,869.78 : x
2. Step 2: Convert to fraction form
   10,061.54/13,886.58 = 5,869.78/x
3. Step 3: Cross multiply
   10,061.54x = 13,886.58 × 5,869.78
4. Step 4: Simplify right side
   10,061.54x = 81,511,169.55
5. Step 5: Solve for x
   x = 81,511,169.55/10,061.54
6. Step 6: Final answer
   x = 8,101.26