Finding the Fourth Proportional to 89,654.31, 134,442.57 and 30,474.09

Step by Step Solution

1. Step 1: Write the proportion equation
   89,654.31 : 134,442.57 = 30,474.09 : x
2. Step 2: Convert to fraction form
   89,654.31/134,442.57 = 30,474.09/x
3. Step 3: Cross multiply
   89,654.31x = 134,442.57 × 30,474.09
4. Step 4: Simplify right side
   89,654.31x = 4,097,014,978.01
5. Step 5: Solve for x
   x = 4,097,014,978.01/89,654.31
6. Step 6: Final answer
   x = 45,697.91