Finding the Fourth Proportional to 10,086.57, 15,097.50 and 5,394.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,086.57 : 15,097.50 = 5,394.84 : x
2. Step 2: Convert to fraction form
   10,086.57/15,097.50 = 5,394.84/x
3. Step 3: Cross multiply
   10,086.57x = 15,097.50 × 5,394.84
4. Step 4: Simplify right side
   10,086.57x = 81,448,607.67
5. Step 5: Solve for x
   x = 81,448,607.67/10,086.57
6. Step 6: Final answer
   x = 8,074.96