Finding the Fourth Proportional to 4,780.10, 7,162.06 and 2,927.35

Step by Step Solution

1. Step 1: Write the proportion equation
   4,780.10 : 7,162.06 = 2,927.35 : x
2. Step 2: Convert to fraction form
   4,780.10/7,162.06 = 2,927.35/x
3. Step 3: Cross multiply
   4,780.10x = 7,162.06 × 2,927.35
4. Step 4: Simplify right side
   4,780.10x = 20,965,856.34
5. Step 5: Solve for x
   x = 20,965,856.34/4,780.10
6. Step 6: Final answer
   x = 4,386.07