Finding the Fourth Proportional to 38,541.69, 57,766.52 and 19,830.69

Step by Step Solution

1. Step 1: Write the proportion equation
   38,541.69 : 57,766.52 = 19,830.69 : x
2. Step 2: Convert to fraction form
   38,541.69/57,766.52 = 19,830.69/x
3. Step 3: Cross multiply
   38,541.69x = 57,766.52 × 19,830.69
4. Step 4: Simplify right side
   38,541.69x = 1,145,550,216.70
5. Step 5: Solve for x
   x = 1,145,550,216.70/38,541.69
6. Step 6: Final answer
   x = 29,722.36