Finding the Fourth Proportional to 10,274.53, 14,178.84 and 5,558.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,274.53 : 14,178.84 = 5,558.81 : x
2. Step 2: Convert to fraction form
   10,274.53/14,178.84 = 5,558.81/x
3. Step 3: Cross multiply
   10,274.53x = 14,178.84 × 5,558.81
4. Step 4: Simplify right side
   10,274.53x = 78,817,439.01
5. Step 5: Solve for x
   x = 78,817,439.01/10,274.53
6. Step 6: Final answer
   x = 7,671.15