Finding the Fourth Proportional to 9,890.42, 14,841.47 and 3,654.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,890.42 : 14,841.47 = 3,654.83 : x
2. Step 2: Convert to fraction form
   9,890.42/14,841.47 = 3,654.83/x
3. Step 3: Cross multiply
   9,890.42x = 14,841.47 × 3,654.83
4. Step 4: Simplify right side
   9,890.42x = 54,243,068.63
5. Step 5: Solve for x
   x = 54,243,068.63/9,890.42
6. Step 6: Final answer
   x = 5,484.41