Finding the Fourth Proportional to 10,687.93, 16,032.12 and 3,667.91

Step by Step Solution

1. Step 1: Write the proportion equation
   10,687.93 : 16,032.12 = 3,667.91 : x
2. Step 2: Convert to fraction form
   10,687.93/16,032.12 = 3,667.91/x
3. Step 3: Cross multiply
   10,687.93x = 16,032.12 × 3,667.91
4. Step 4: Simplify right side
   10,687.93x = 58,804,279.35
5. Step 5: Solve for x
   x = 58,804,279.35/10,687.93
6. Step 6: Final answer
   x = 5,501.93