Finding the Fourth Proportional to 72,048.02, 99,425.88 and 41,840.77

Step by Step Solution

1. Step 1: Write the proportion equation
   72,048.02 : 99,425.88 = 41,840.77 : x
2. Step 2: Convert to fraction form
   72,048.02/99,425.88 = 41,840.77/x
3. Step 3: Cross multiply
   72,048.02x = 99,425.88 × 41,840.77
4. Step 4: Simplify right side
   72,048.02x = 4,160,054,880.00
5. Step 5: Solve for x
   x = 4,160,054,880.00/72,048.02
6. Step 6: Final answer
   x = 57,740.03