Finding the Fourth Proportional to 69,196.50, 103,802.04 and 31,750.20

Step by Step Solution

1. Step 1: Write the proportion equation
   69,196.50 : 103,802.04 = 31,750.20 : x
2. Step 2: Convert to fraction form
   69,196.50/103,802.04 = 31,750.20/x
3. Step 3: Cross multiply
   69,196.50x = 103,802.04 × 31,750.20
4. Step 4: Simplify right side
   69,196.50x = 3,295,735,530.41
5. Step 5: Solve for x
   x = 3,295,735,530.41/69,196.50
6. Step 6: Final answer
   x = 47,628.64