Finding the Fourth Proportional to 18,476.10, 25,499.80 and 10,410.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,476.10 : 25,499.80 = 10,410.50 : x
2. Step 2: Convert to fraction form
   18,476.10/25,499.80 = 10,410.50/x
3. Step 3: Cross multiply
   18,476.10x = 25,499.80 × 10,410.50
4. Step 4: Simplify right side
   18,476.10x = 265,465,667.90
5. Step 5: Solve for x
   x = 265,465,667.90/18,476.10
6. Step 6: Final answer
   x = 14,368.06