Finding the Fourth Proportional to 52,128.91, 71,945.58 and 33,010.43

Step by Step Solution

1. Step 1: Write the proportion equation
   52,128.91 : 71,945.58 = 33,010.43 : x
2. Step 2: Convert to fraction form
   52,128.91/71,945.58 = 33,010.43/x
3. Step 3: Cross multiply
   52,128.91x = 71,945.58 × 33,010.43
4. Step 4: Simplify right side
   52,128.91x = 2,374,954,532.40
5. Step 5: Solve for x
   x = 2,374,954,532.40/52,128.91
6. Step 6: Final answer
   x = 45,559.26