Finding the Fourth Proportional to 465,564.72, 642,326.04 and 271,927.92

Step by Step Solution

1. Step 1: Write the proportion equation
   465,564.72 : 642,326.04 = 271,927.92 : x
2. Step 2: Convert to fraction form
   465,564.72/642,326.04 = 271,927.92/x
3. Step 3: Cross multiply
   465,564.72x = 642,326.04 × 271,927.92
4. Step 4: Simplify right side
   465,564.72x = 174,666,384,019.04
5. Step 5: Solve for x
   x = 174,666,384,019.04/465,564.72
6. Step 6: Final answer
   x = 375,171.01