Finding the Fourth Proportional to 10,905.56, 15,054.16 and 7,373.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,905.56 : 15,054.16 = 7,373.52 : x
2. Step 2: Convert to fraction form
   10,905.56/15,054.16 = 7,373.52/x
3. Step 3: Cross multiply
   10,905.56x = 15,054.16 × 7,373.52
4. Step 4: Simplify right side
   10,905.56x = 111,002,149.84
5. Step 5: Solve for x
   x = 111,002,149.84/10,905.56
6. Step 6: Final answer
   x = 10,178.49