Finding the Fourth Proportional to 57,568.72, 79,445 and 33,374.40

Step by Step Solution

1. Step 1: Write the proportion equation
   57,568.72 : 79,445 = 33,374.40 : x
2. Step 2: Convert to fraction form
   57,568.72/79,445 = 33,374.40/x
3. Step 3: Cross multiply
   57,568.72x = 79,445 × 33,374.40
4. Step 4: Simplify right side
   57,568.72x = 2,651,429,208
5. Step 5: Solve for x
   x = 2,651,429,208/57,568.72
6. Step 6: Final answer
   x = 46,056.77