Finding the Fourth Proportional to 69,336.28, 103,940.64 and 37,700.12

Step by Step Solution

1. Step 1: Write the proportion equation
   69,336.28 : 103,940.64 = 37,700.12 : x
2. Step 2: Convert to fraction form
   69,336.28/103,940.64 = 37,700.12/x
3. Step 3: Cross multiply
   69,336.28x = 103,940.64 × 37,700.12
4. Step 4: Simplify right side
   69,336.28x = 3,918,574,600.88
5. Step 5: Solve for x
   x = 3,918,574,600.88/69,336.28
6. Step 6: Final answer
   x = 56,515.50