Finding the Fourth Proportional to 70,909.43, 97,852.59 and 39,078.32

Step by Step Solution

1. Step 1: Write the proportion equation
   70,909.43 : 97,852.59 = 39,078.32 : x
2. Step 2: Convert to fraction form
   70,909.43/97,852.59 = 39,078.32/x
3. Step 3: Cross multiply
   70,909.43x = 97,852.59 × 39,078.32
4. Step 4: Simplify right side
   70,909.43x = 3,823,914,335.59
5. Step 5: Solve for x
   x = 3,823,914,335.59/70,909.43
6. Step 6: Final answer
   x = 53,926.74