Finding the Fourth Proportional to 10,030.99, 13,842.59 and 5,554.64

Step by Step Solution

1. Step 1: Write the proportion equation
   10,030.99 : 13,842.59 = 5,554.64 : x
2. Step 2: Convert to fraction form
   10,030.99/13,842.59 = 5,554.64/x
3. Step 3: Cross multiply
   10,030.99x = 13,842.59 × 5,554.64
4. Step 4: Simplify right side
   10,030.99x = 76,890,590.23
5. Step 5: Solve for x
   x = 76,890,590.23/10,030.99
6. Step 6: Final answer
   x = 7,665.31