Finding the Fourth Proportional to 10,126.29, 15,189.98 and 3,200.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,126.29 : 15,189.98 = 3,200.25 : x
2. Step 2: Convert to fraction form
   10,126.29/15,189.98 = 3,200.25/x
3. Step 3: Cross multiply
   10,126.29x = 15,189.98 × 3,200.25
4. Step 4: Simplify right side
   10,126.29x = 48,611,733.50
5. Step 5: Solve for x
   x = 48,611,733.50/10,126.29
6. Step 6: Final answer
   x = 4,800.55