Finding the Fourth Proportional to 70,819.52, 106,243.20 and 23,432.72

Step by Step Solution

1. Step 1: Write the proportion equation
   70,819.52 : 106,243.20 = 23,432.72 : x
2. Step 2: Convert to fraction form
   70,819.52/106,243.20 = 23,432.72/x
3. Step 3: Cross multiply
   70,819.52x = 106,243.20 × 23,432.72
4. Step 4: Simplify right side
   70,819.52x = 2,489,567,157.50
5. Step 5: Solve for x
   x = 2,489,567,157.50/70,819.52
6. Step 6: Final answer
   x = 35,153.69