Finding the Fourth Proportional to 43,105.52, 64,586.76 and 15,010.72

Step by Step Solution

1. Step 1: Write the proportion equation
   43,105.52 : 64,586.76 = 15,010.72 : x
2. Step 2: Convert to fraction form
   43,105.52/64,586.76 = 15,010.72/x
3. Step 3: Cross multiply
   43,105.52x = 64,586.76 × 15,010.72
4. Step 4: Simplify right side
   43,105.52x = 969,493,770.07
5. Step 5: Solve for x
   x = 969,493,770.07/43,105.52
6. Step 6: Final answer
   x = 22,491.17