Finding the Fourth Proportional to 70,701.72, 105,909.36 and 32,697

Step by Step Solution

1. Step 1: Write the proportion equation
   70,701.72 : 105,909.36 = 32,697 : x
2. Step 2: Convert to fraction form
   70,701.72/105,909.36 = 32,697/x
3. Step 3: Cross multiply
   70,701.72x = 105,909.36 × 32,697
4. Step 4: Simplify right side
   70,701.72x = 3,462,918,343.92
5. Step 5: Solve for x
   x = 3,462,918,343.92/70,701.72
6. Step 6: Final answer
   x = 48,979.27