Finding the Fourth Proportional to 12,994.92, 19,498.14 and 4,785

Step by Step Solution

1. Step 1: Write the proportion equation
   12,994.92 : 19,498.14 = 4,785 : x
2. Step 2: Convert to fraction form
   12,994.92/19,498.14 = 4,785/x
3. Step 3: Cross multiply
   12,994.92x = 19,498.14 × 4,785
4. Step 4: Simplify right side
   12,994.92x = 93,298,599.90
5. Step 5: Solve for x
   x = 93,298,599.90/12,994.92
6. Step 6: Final answer
   x = 7,179.62