Finding the Fourth Proportional to 47,978.18, 71,931.72 and 22,994.45

Step by Step Solution

1. Step 1: Write the proportion equation
   47,978.18 : 71,931.72 = 22,994.45 : x
2. Step 2: Convert to fraction form
   47,978.18/71,931.72 = 22,994.45/x
3. Step 3: Cross multiply
   47,978.18x = 71,931.72 × 22,994.45
4. Step 4: Simplify right side
   47,978.18x = 1,654,029,979.30
5. Step 5: Solve for x
   x = 1,654,029,979.30/47,978.18
6. Step 6: Final answer
   x = 34,474.63