Finding the Fourth Proportional to 10,094.79, 15,139.01 and 3,854.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,094.79 : 15,139.01 = 3,854.55 : x
2. Step 2: Convert to fraction form
   10,094.79/15,139.01 = 3,854.55/x
3. Step 3: Cross multiply
   10,094.79x = 15,139.01 × 3,854.55
4. Step 4: Simplify right side
   10,094.79x = 58,354,051.72
5. Step 5: Solve for x
   x = 58,354,051.72/10,094.79
6. Step 6: Final answer
   x = 5,780.61