Finding the Fourth Proportional to 12,298.51, 18,445.38 and 5,633.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,298.51 : 18,445.38 = 5,633.56 : x
2. Step 2: Convert to fraction form
   12,298.51/18,445.38 = 5,633.56/x
3. Step 3: Cross multiply
   12,298.51x = 18,445.38 × 5,633.56
4. Step 4: Simplify right side
   12,298.51x = 103,913,154.95
5. Step 5: Solve for x
   x = 103,913,154.95/12,298.51
6. Step 6: Final answer
   x = 8,449.25