Finding the Fourth Proportional to 69,730.67, 96,228.61 and 37,899.50

Step by Step Solution

1. Step 1: Write the proportion equation
   69,730.67 : 96,228.61 = 37,899.50 : x
2. Step 2: Convert to fraction form
   69,730.67/96,228.61 = 37,899.50/x
3. Step 3: Cross multiply
   69,730.67x = 96,228.61 × 37,899.50
4. Step 4: Simplify right side
   69,730.67x = 3,647,015,628.80
5. Step 5: Solve for x
   x = 3,647,015,628.80/69,730.67
6. Step 6: Final answer
   x = 52,301.45