Finding the Fourth Proportional to 103,665.86, 155,531.64 and 37,104.50

Step by Step Solution

1. Step 1: Write the proportion equation
   103,665.86 : 155,531.64 = 37,104.50 : x
2. Step 2: Convert to fraction form
   103,665.86/155,531.64 = 37,104.50/x
3. Step 3: Cross multiply
   103,665.86x = 155,531.64 × 37,104.50
4. Step 4: Simplify right side
   103,665.86x = 5,770,923,736.38
5. Step 5: Solve for x
   x = 5,770,923,736.38/103,665.86
6. Step 6: Final answer
   x = 55,668.51