Finding the Fourth Proportional to 56,899.76, 78,548.24 and 33,021.82

Step by Step Solution

1. Step 1: Write the proportion equation
   56,899.76 : 78,548.24 = 33,021.82 : x
2. Step 2: Convert to fraction form
   56,899.76/78,548.24 = 33,021.82/x
3. Step 3: Cross multiply
   56,899.76x = 78,548.24 × 33,021.82
4. Step 4: Simplify right side
   56,899.76x = 2,593,805,842.60
5. Step 5: Solve for x
   x = 2,593,805,842.60/56,899.76
6. Step 6: Final answer
   x = 45,585.53