Finding the Fourth Proportional to 11,111.39, 16,667.05 and 2,903.39

Step by Step Solution

1. Step 1: Write the proportion equation
   11,111.39 : 16,667.05 = 2,903.39 : x
2. Step 2: Convert to fraction form
   11,111.39/16,667.05 = 2,903.39/x
3. Step 3: Cross multiply
   11,111.39x = 16,667.05 × 2,903.39
4. Step 4: Simplify right side
   11,111.39x = 48,390,946.30
5. Step 5: Solve for x
   x = 48,390,946.30/11,111.39
6. Step 6: Final answer
   x = 4,355.08