Finding the Fourth Proportional to 10,274.33, 14,178.52 and 5,558.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,274.33 : 14,178.52 = 5,558.60 : x
2. Step 2: Convert to fraction form
   10,274.33/14,178.52 = 5,558.60/x
3. Step 3: Cross multiply
   10,274.33x = 14,178.52 × 5,558.60
4. Step 4: Simplify right side
   10,274.33x = 78,812,721.27
5. Step 5: Solve for x
   x = 78,812,721.27/10,274.33
6. Step 6: Final answer
   x = 7,670.84