Finding the Fourth Proportional to 52,667.01, 72,680.72 and 28,793.69

Step by Step Solution

1. Step 1: Write the proportion equation
   52,667.01 : 72,680.72 = 28,793.69 : x
2. Step 2: Convert to fraction form
   52,667.01/72,680.72 = 28,793.69/x
3. Step 3: Cross multiply
   52,667.01x = 72,680.72 × 28,793.69
4. Step 4: Simplify right side
   52,667.01x = 2,092,745,613.28
5. Step 5: Solve for x
   x = 2,092,745,613.28/52,667.01
6. Step 6: Final answer
   x = 39,735.42