Finding the Fourth Proportional to 45,215, 62,397.46 and 25,072.72

Step by Step Solution

1. Step 1: Write the proportion equation
   45,215 : 62,397.46 = 25,072.72 : x
2. Step 2: Convert to fraction form
   45,215/62,397.46 = 25,072.72/x
3. Step 3: Cross multiply
   45,215x = 62,397.46 × 25,072.72
4. Step 4: Simplify right side
   45,215x = 1,564,474,043.29
5. Step 5: Solve for x
   x = 1,564,474,043.29/45,215
6. Step 6: Final answer
   x = 34,600.78