Finding the Fourth Proportional to 10,030.61, 13,842.05 and 5,554.35

Step by Step Solution

1. Step 1: Write the proportion equation
   10,030.61 : 13,842.05 = 5,554.35 : x
2. Step 2: Convert to fraction form
   10,030.61/13,842.05 = 5,554.35/x
3. Step 3: Cross multiply
   10,030.61x = 13,842.05 × 5,554.35
4. Step 4: Simplify right side
   10,030.61x = 76,883,562.65
5. Step 5: Solve for x
   x = 76,883,562.65/10,030.61
6. Step 6: Final answer
   x = 7,664.89