Finding the Fourth Proportional to 10,591.40, 14,586.54 and 10,361.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,591.40 : 14,586.54 = 10,361.81 : x
2. Step 2: Convert to fraction form
   10,591.40/14,586.54 = 10,361.81/x
3. Step 3: Cross multiply
   10,591.40x = 14,586.54 × 10,361.81
4. Step 4: Simplify right side
   10,591.40x = 151,142,956.04
5. Step 5: Solve for x
   x = 151,142,956.04/10,591.40
6. Step 6: Final answer
   x = 14,270.35