Finding the Fourth Proportional to 17,765.83, 26,651.38 and 5,915.74

Step by Step Solution

1. Step 1: Write the proportion equation
   17,765.83 : 26,651.38 = 5,915.74 : x
2. Step 2: Convert to fraction form
   17,765.83/26,651.38 = 5,915.74/x
3. Step 3: Cross multiply
   17,765.83x = 26,651.38 × 5,915.74
4. Step 4: Simplify right side
   17,765.83x = 157,662,501.46
5. Step 5: Solve for x
   x = 157,662,501.46/17,765.83
6. Step 6: Final answer
   x = 8,874.48