Finding the Fourth Proportional to 47,978.03, 71,929.89 and 32,157.72

Step by Step Solution

1. Step 1: Write the proportion equation
   47,978.03 : 71,929.89 = 32,157.72 : x
2. Step 2: Convert to fraction form
   47,978.03/71,929.89 = 32,157.72/x
3. Step 3: Cross multiply
   47,978.03x = 71,929.89 × 32,157.72
4. Step 4: Simplify right side
   47,978.03x = 2,313,101,262.25
5. Step 5: Solve for x
   x = 2,313,101,262.25/47,978.03
6. Step 6: Final answer
   x = 48,211.67