Finding the Fourth Proportional to 9,182.99, 13,768.89 and 3,915.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,182.99 : 13,768.89 = 3,915.05 : x
2. Step 2: Convert to fraction form
   9,182.99/13,768.89 = 3,915.05/x
3. Step 3: Cross multiply
   9,182.99x = 13,768.89 × 3,915.05
4. Step 4: Simplify right side
   9,182.99x = 53,905,892.79
5. Step 5: Solve for x
   x = 53,905,892.79/9,182.99
6. Step 6: Final answer
   x = 5,870.19