Finding the Fourth Proportional to 11,251.63, 16,877.31 and 3,460.51

Step by Step Solution

1. Step 1: Write the proportion equation
   11,251.63 : 16,877.31 = 3,460.51 : x
2. Step 2: Convert to fraction form
   11,251.63/16,877.31 = 3,460.51/x
3. Step 3: Cross multiply
   11,251.63x = 16,877.31 × 3,460.51
4. Step 4: Simplify right side
   11,251.63x = 58,404,100.03
5. Step 5: Solve for x
   x = 58,404,100.03/11,251.63
6. Step 6: Final answer
   x = 5,190.72