Finding the Fourth Proportional to 70,607.09, 105,859.35 and 33,147.89

Step by Step Solution

1. Step 1: Write the proportion equation
   70,607.09 : 105,859.35 = 33,147.89 : x
2. Step 2: Convert to fraction form
   70,607.09/105,859.35 = 33,147.89/x
3. Step 3: Cross multiply
   70,607.09x = 105,859.35 × 33,147.89
4. Step 4: Simplify right side
   70,607.09x = 3,509,014,089.27
5. Step 5: Solve for x
   x = 3,509,014,089.27/70,607.09
6. Step 6: Final answer
   x = 49,697.76