Finding the Fourth Proportional to 70,054.86, 96,675.86 and 39,839.42

Step by Step Solution

1. Step 1: Write the proportion equation
   70,054.86 : 96,675.86 = 39,839.42 : x
2. Step 2: Convert to fraction form
   70,054.86/96,675.86 = 39,839.42/x
3. Step 3: Cross multiply
   70,054.86x = 96,675.86 × 39,839.42
4. Step 4: Simplify right side
   70,054.86x = 3,851,510,190.40
5. Step 5: Solve for x
   x = 3,851,510,190.40/70,054.86
6. Step 6: Final answer
   x = 54,978.49