Finding the Fourth Proportional to 52,646.42, 72,605.03 and 43,679.72

Step by Step Solution

1. Step 1: Write the proportion equation
   52,646.42 : 72,605.03 = 43,679.72 : x
2. Step 2: Convert to fraction form
   52,646.42/72,605.03 = 43,679.72/x
3. Step 3: Cross multiply
   52,646.42x = 72,605.03 × 43,679.72
4. Step 4: Simplify right side
   52,646.42x = 3,171,367,380.99
5. Step 5: Solve for x
   x = 3,171,367,380.99/52,646.42
6. Step 6: Final answer
   x = 60,238.99