Finding the Fourth Proportional to 51,120, 70,566.72 and 33,891.84

Step by Step Solution

1. Step 1: Write the proportion equation
   51,120 : 70,566.72 = 33,891.84 : x
2. Step 2: Convert to fraction form
   51,120/70,566.72 = 33,891.84/x
3. Step 3: Cross multiply
   51,120x = 70,566.72 × 33,891.84
4. Step 4: Simplify right side
   51,120x = 2,391,635,983.56
5. Step 5: Solve for x
   x = 2,391,635,983.56/51,120
6. Step 6: Final answer
   x = 46,784.74