Finding the Fourth Proportional to 53,613.59, 80,402.76 and 18,065.34

Step by Step Solution

1. Step 1: Write the proportion equation
   53,613.59 : 80,402.76 = 18,065.34 : x
2. Step 2: Convert to fraction form
   53,613.59/80,402.76 = 18,065.34/x
3. Step 3: Cross multiply
   53,613.59x = 80,402.76 × 18,065.34
4. Step 4: Simplify right side
   53,613.59x = 1,452,503,196.34
5. Step 5: Solve for x
   x = 1,452,503,196.34/53,613.59
6. Step 6: Final answer
   x = 27,092.07