Finding the Fourth Proportional to 56,873.94, 78,443.73 and 41,761.86

Step by Step Solution

1. Step 1: Write the proportion equation
   56,873.94 : 78,443.73 = 41,761.86 : x
2. Step 2: Convert to fraction form
   56,873.94/78,443.73 = 41,761.86/x
3. Step 3: Cross multiply
   56,873.94x = 78,443.73 × 41,761.86
4. Step 4: Simplify right side
   56,873.94x = 3,275,956,070.14
5. Step 5: Solve for x
   x = 3,275,956,070.14/56,873.94
6. Step 6: Final answer
   x = 57,600.30