Finding the Fourth Proportional to 47,788.16, 71,719.34 and 33,100

Step by Step Solution

1. Step 1: Write the proportion equation
   47,788.16 : 71,719.34 = 33,100 : x
2. Step 2: Convert to fraction form
   47,788.16/71,719.34 = 33,100/x
3. Step 3: Cross multiply
   47,788.16x = 71,719.34 × 33,100
4. Step 4: Simplify right side
   47,788.16x = 2,373,910,154
5. Step 5: Solve for x
   x = 2,373,910,154/47,788.16
6. Step 6: Final answer
   x = 49,675.70