Finding the Fourth Proportional to 3,667.11, 5,060.59 and 1,988.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,667.11 : 5,060.59 = 1,988.52 : x
2. Step 2: Convert to fraction form
   3,667.11/5,060.59 = 1,988.52/x
3. Step 3: Cross multiply
   3,667.11x = 5,060.59 × 1,988.52
4. Step 4: Simplify right side
   3,667.11x = 10,063,084.43
5. Step 5: Solve for x
   x = 10,063,084.43/3,667.11
6. Step 6: Final answer
   x = 2,744.15