Finding the Fourth Proportional to 5,551.24, 7,602.38 and 5,478.34

Step by Step Solution

1. Step 1: Write the proportion equation
   5,551.24 : 7,602.38 = 5,478.34 : x
2. Step 2: Convert to fraction form
   5,551.24/7,602.38 = 5,478.34/x
3. Step 3: Cross multiply
   5,551.24x = 7,602.38 × 5,478.34
4. Step 4: Simplify right side
   5,551.24x = 41,648,422.45
5. Step 5: Solve for x
   x = 41,648,422.45/5,551.24
6. Step 6: Final answer
   x = 7,502.54