Finding the Fourth Proportional to 52,436.24, 72,362.01 and 28,562.91

Step by Step Solution

1. Step 1: Write the proportion equation
   52,436.24 : 72,362.01 = 28,562.91 : x
2. Step 2: Convert to fraction form
   52,436.24/72,362.01 = 28,562.91/x
3. Step 3: Cross multiply
   52,436.24x = 72,362.01 × 28,562.91
4. Step 4: Simplify right side
   52,436.24x = 2,066,869,661.17
5. Step 5: Solve for x
   x = 2,066,869,661.17/52,436.24
6. Step 6: Final answer
   x = 39,416.82