Finding the Fourth Proportional to 5,554.09, 7,666.41 and 3,875.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,554.09 : 7,666.41 = 3,875.50 : x
2. Step 2: Convert to fraction form
   5,554.09/7,666.41 = 3,875.50/x
3. Step 3: Cross multiply
   5,554.09x = 7,666.41 × 3,875.50
4. Step 4: Simplify right side
   5,554.09x = 29,711,171.96
5. Step 5: Solve for x
   x = 29,711,171.96/5,554.09
6. Step 6: Final answer
   x = 5,349.42