Finding the Fourth Proportional to 12,630.74, 18,946.61 and 4,732.43

Step by Step Solution

1. Step 1: Write the proportion equation
   12,630.74 : 18,946.61 = 4,732.43 : x
2. Step 2: Convert to fraction form
   12,630.74/18,946.61 = 4,732.43/x
3. Step 3: Cross multiply
   12,630.74x = 18,946.61 × 4,732.43
4. Step 4: Simplify right side
   12,630.74x = 89,663,404.91
5. Step 5: Solve for x
   x = 89,663,404.91/12,630.74
6. Step 6: Final answer
   x = 7,098.83