Finding the Fourth Proportional to 52,635.42, 72,634.83 and 28,762.39

Step by Step Solution

1. Step 1: Write the proportion equation
   52,635.42 : 72,634.83 = 28,762.39 : x
2. Step 2: Convert to fraction form
   52,635.42/72,634.83 = 28,762.39/x
3. Step 3: Cross multiply
   52,635.42x = 72,634.83 × 28,762.39
4. Step 4: Simplify right side
   52,635.42x = 2,089,151,290.98
5. Step 5: Solve for x
   x = 2,089,151,290.98/52,635.42
6. Step 6: Final answer
   x = 39,690.98