Finding the Fourth Proportional to 55,613.52, 83,432.59 and 30,640.71

Step by Step Solution

1. Step 1: Write the proportion equation
   55,613.52 : 83,432.59 = 30,640.71 : x
2. Step 2: Convert to fraction form
   55,613.52/83,432.59 = 30,640.71/x
3. Step 3: Cross multiply
   55,613.52x = 83,432.59 × 30,640.71
4. Step 4: Simplify right side
   55,613.52x = 2,556,433,718.14
5. Step 5: Solve for x
   x = 2,556,433,718.14/55,613.52
6. Step 6: Final answer
   x = 45,967.85