Finding the Fourth Proportional to 12,488.32, 18,741.71 and 5,914.51

Step by Step Solution

1. Step 1: Write the proportion equation
   12,488.32 : 18,741.71 = 5,914.51 : x
2. Step 2: Convert to fraction form
   12,488.32/18,741.71 = 5,914.51/x
3. Step 3: Cross multiply
   12,488.32x = 18,741.71 × 5,914.51
4. Step 4: Simplify right side
   12,488.32x = 110,848,104.57
5. Step 5: Solve for x
   x = 110,848,104.57/12,488.32
6. Step 6: Final answer
   x = 8,876.15