Finding the Fourth Proportional to 7,365.34, 10,164.54 and 4,221.52

Step by Step Solution

1. Step 1: Write the proportion equation
   7,365.34 : 10,164.54 = 4,221.52 : x
2. Step 2: Convert to fraction form
   7,365.34/10,164.54 = 4,221.52/x
3. Step 3: Cross multiply
   7,365.34x = 10,164.54 × 4,221.52
4. Step 4: Simplify right side
   7,365.34x = 42,909,808.90
5. Step 5: Solve for x
   x = 42,909,808.90/7,365.34
6. Step 6: Final answer
   x = 5,825.91