Finding the Fourth Proportional to 12,994.42, 19,497.39 and 4,784.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,994.42 : 19,497.39 = 4,784.50 : x
2. Step 2: Convert to fraction form
   12,994.42/19,497.39 = 4,784.50/x
3. Step 3: Cross multiply
   12,994.42x = 19,497.39 × 4,784.50
4. Step 4: Simplify right side
   12,994.42x = 93,285,262.46
5. Step 5: Solve for x
   x = 93,285,262.46/12,994.42
6. Step 6: Final answer
   x = 7,178.87