Finding the Fourth Proportional to 10,265.58, 14,074.14 and 10,078.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,265.58 : 14,074.14 = 10,078.74 : x
2. Step 2: Convert to fraction form
   10,265.58/14,074.14 = 10,078.74/x
3. Step 3: Cross multiply
   10,265.58x = 14,074.14 × 10,078.74
4. Step 4: Simplify right side
   10,265.58x = 141,849,597.78
5. Step 5: Solve for x
   x = 141,849,597.78/10,265.58
6. Step 6: Final answer
   x = 13,817.98