Finding the Fourth Proportional to 45,667.33, 62,980.11 and 28,673.15

Step by Step Solution

1. Step 1: Write the proportion equation
   45,667.33 : 62,980.11 = 28,673.15 : x
2. Step 2: Convert to fraction form
   45,667.33/62,980.11 = 28,673.15/x
3. Step 3: Cross multiply
   45,667.33x = 62,980.11 × 28,673.15
4. Step 4: Simplify right side
   45,667.33x = 1,805,837,826.15
5. Step 5: Solve for x
   x = 1,805,837,826.15/45,667.33
6. Step 6: Final answer
   x = 39,543.32