Finding the Fourth Proportional to 103,620.24, 155,407.50 and 37,065

Step by Step Solution

1. Step 1: Write the proportion equation
   103,620.24 : 155,407.50 = 37,065 : x
2. Step 2: Convert to fraction form
   103,620.24/155,407.50 = 37,065/x
3. Step 3: Cross multiply
   103,620.24x = 155,407.50 × 37,065
4. Step 4: Simplify right side
   103,620.24x = 5,760,178,987.50
5. Step 5: Solve for x
   x = 5,760,178,987.50/103,620.24
6. Step 6: Final answer
   x = 55,589.32