Finding the Fourth Proportional to 56,983.80, 78,620.22 and 33,105.90

Step by Step Solution

1. Step 1: Write the proportion equation
   56,983.80 : 78,620.22 = 33,105.90 : x
2. Step 2: Convert to fraction form
   56,983.80/78,620.22 = 33,105.90/x
3. Step 3: Cross multiply
   56,983.80x = 78,620.22 × 33,105.90
4. Step 4: Simplify right side
   56,983.80x = 2,602,793,141.30
5. Step 5: Solve for x
   x = 2,602,793,141.30/56,983.80
6. Step 6: Final answer
   x = 45,676.02