Finding the Fourth Proportional to 51,019.98, 70,421.46 and 33,113.94

Step by Step Solution

1. Step 1: Write the proportion equation
   51,019.98 : 70,421.46 = 33,113.94 : x
2. Step 2: Convert to fraction form
   51,019.98/70,421.46 = 33,113.94/x
3. Step 3: Cross multiply
   51,019.98x = 70,421.46 × 33,113.94
4. Step 4: Simplify right side
   51,019.98x = 2,331,932,001.15
5. Step 5: Solve for x
   x = 2,331,932,001.15/51,019.98
6. Step 6: Final answer
   x = 45,706.25