Finding the Fourth Proportional to 52,776.12, 72,824.42 and 42,048.23

Step by Step Solution

1. Step 1: Write the proportion equation
   52,776.12 : 72,824.42 = 42,048.23 : x
2. Step 2: Convert to fraction form
   52,776.12/72,824.42 = 42,048.23/x
3. Step 3: Cross multiply
   52,776.12x = 72,824.42 × 42,048.23
4. Step 4: Simplify right side
   52,776.12x = 3,062,137,875.89
5. Step 5: Solve for x
   x = 3,062,137,875.89/52,776.12
6. Step 6: Final answer
   x = 58,021.27