Finding the Fourth Proportional to 10,335.84, 15,501.28 and 4,785.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,335.84 : 15,501.28 = 4,785.72 : x
2. Step 2: Convert to fraction form
   10,335.84/15,501.28 = 4,785.72/x
3. Step 3: Cross multiply
   10,335.84x = 15,501.28 × 4,785.72
4. Step 4: Simplify right side
   10,335.84x = 74,184,785.72
5. Step 5: Solve for x
   x = 74,184,785.72/10,335.84
6. Step 6: Final answer
   x = 7,177.43