Finding the Fourth Proportional to 52,536.24, 72,499.91 and 28,662.90

Step by Step Solution

1. Step 1: Write the proportion equation
   52,536.24 : 72,499.91 = 28,662.90 : x
2. Step 2: Convert to fraction form
   52,536.24/72,499.91 = 28,662.90/x
3. Step 3: Cross multiply
   52,536.24x = 72,499.91 × 28,662.90
4. Step 4: Simplify right side
   52,536.24x = 2,078,057,527.02
5. Step 5: Solve for x
   x = 2,078,057,527.02/52,536.24
6. Step 6: Final answer
   x = 39,554.74