Finding the Fourth Proportional to 47,801.56, 71,492.46 and 42,573.40

Step by Step Solution

1. Step 1: Write the proportion equation
   47,801.56 : 71,492.46 = 42,573.40 : x
2. Step 2: Convert to fraction form
   47,801.56/71,492.46 = 42,573.40/x
3. Step 3: Cross multiply
   47,801.56x = 71,492.46 × 42,573.40
4. Step 4: Simplify right side
   47,801.56x = 3,043,677,096.56
5. Step 5: Solve for x
   x = 3,043,677,096.56/47,801.56
6. Step 6: Final answer
   x = 63,673.18