Finding the Fourth Proportional to 18,478.17, 25,499.34 and 10,094.67

Step by Step Solution

1. Step 1: Write the proportion equation
   18,478.17 : 25,499.34 = 10,094.67 : x
2. Step 2: Convert to fraction form
   18,478.17/25,499.34 = 10,094.67/x
3. Step 3: Cross multiply
   18,478.17x = 25,499.34 × 10,094.67
4. Step 4: Simplify right side
   18,478.17x = 257,407,422.52
5. Step 5: Solve for x
   x = 257,407,422.52/18,478.17
6. Step 6: Final answer
   x = 13,930.35