Finding the Fourth Proportional to 10,274.14, 14,178.30 and 5,558.41

Step by Step Solution

1. Step 1: Write the proportion equation
   10,274.14 : 14,178.30 = 5,558.41 : x
2. Step 2: Convert to fraction form
   10,274.14/14,178.30 = 5,558.41/x
3. Step 3: Cross multiply
   10,274.14x = 14,178.30 × 5,558.41
4. Step 4: Simplify right side
   10,274.14x = 78,808,804.50
5. Step 5: Solve for x
   x = 78,808,804.50/10,274.14
6. Step 6: Final answer
   x = 7,670.60