Finding the Fourth Proportional to 52,762.02, 72,811.35 and 28,563

Step by Step Solution

1. Step 1: Write the proportion equation
   52,762.02 : 72,811.35 = 28,563 : x
2. Step 2: Convert to fraction form
   52,762.02/72,811.35 = 28,563/x
3. Step 3: Cross multiply
   52,762.02x = 72,811.35 × 28,563
4. Step 4: Simplify right side
   52,762.02x = 2,079,710,590.05
5. Step 5: Solve for x
   x = 2,079,710,590.05/52,762.02
6. Step 6: Final answer
   x = 39,416.81