Finding the Fourth Proportional to 72,889.41, 100,583.33 and 40,182.77

Step by Step Solution

1. Step 1: Write the proportion equation
   72,889.41 : 100,583.33 = 40,182.77 : x
2. Step 2: Convert to fraction form
   72,889.41/100,583.33 = 40,182.77/x
3. Step 3: Cross multiply
   72,889.41x = 100,583.33 × 40,182.77
4. Step 4: Simplify right side
   72,889.41x = 4,041,716,111.39
5. Step 5: Solve for x
   x = 4,041,716,111.39/72,889.41
6. Step 6: Final answer
   x = 55,449.98