Finding the Fourth Proportional to 15,461.32, 21,333 and 10,434.84

Step by Step Solution

1. Step 1: Write the proportion equation
   15,461.32 : 21,333 = 10,434.84 : x
2. Step 2: Convert to fraction form
   15,461.32/21,333 = 10,434.84/x
3. Step 3: Cross multiply
   15,461.32x = 21,333 × 10,434.84
4. Step 4: Simplify right side
   15,461.32x = 222,606,441.72
5. Step 5: Solve for x
   x = 222,606,441.72/15,461.32
6. Step 6: Final answer
   x = 14,397.63