Finding the Fourth Proportional to 10,065.42, 15,100.03 and 4,518.63

Step by Step Solution

1. Step 1: Write the proportion equation
   10,065.42 : 15,100.03 = 4,518.63 : x
2. Step 2: Convert to fraction form
   10,065.42/15,100.03 = 4,518.63/x
3. Step 3: Cross multiply
   10,065.42x = 15,100.03 × 4,518.63
4. Step 4: Simplify right side
   10,065.42x = 68,231,448.56
5. Step 5: Solve for x
   x = 68,231,448.56/10,065.42
6. Step 6: Final answer
   x = 6,778.80