Finding the Fourth Proportional to 12,607.61, 18,914.43 and 3,841.98

Step by Step Solution

1. Step 1: Write the proportion equation
   12,607.61 : 18,914.43 = 3,841.98 : x
2. Step 2: Convert to fraction form
   12,607.61/18,914.43 = 3,841.98/x
3. Step 3: Cross multiply
   12,607.61x = 18,914.43 × 3,841.98
4. Step 4: Simplify right side
   12,607.61x = 72,668,861.77
5. Step 5: Solve for x
   x = 72,668,861.77/12,607.61
6. Step 6: Final answer
   x = 5,763.89