Finding the Fourth Proportional to 35,818.56, 53,673.12 and 15,030.72

Step by Step Solution

1. Step 1: Write the proportion equation
   35,818.56 : 53,673.12 = 15,030.72 : x
2. Step 2: Convert to fraction form
   35,818.56/53,673.12 = 15,030.72/x
3. Step 3: Cross multiply
   35,818.56x = 53,673.12 × 15,030.72
4. Step 4: Simplify right side
   35,818.56x = 806,745,638.25
5. Step 5: Solve for x
   x = 806,745,638.25/35,818.56
6. Step 6: Final answer
   x = 22,523.12