Finding the Fourth Proportional to 69,689.94, 96,172.20 and 37,858.86

Step by Step Solution

1. Step 1: Write the proportion equation
   69,689.94 : 96,172.20 = 37,858.86 : x
2. Step 2: Convert to fraction form
   69,689.94/96,172.20 = 37,858.86/x
3. Step 3: Cross multiply
   69,689.94x = 96,172.20 × 37,858.86
4. Step 4: Simplify right side
   69,689.94x = 3,640,969,855.69
5. Step 5: Solve for x
   x = 3,640,969,855.69/69,689.94
6. Step 6: Final answer
   x = 52,245.27