Finding the Fourth Proportional to 59,942.64, 89,969.16 and 30,381.42

Step by Step Solution

1. Step 1: Write the proportion equation
   59,942.64 : 89,969.16 = 30,381.42 : x
2. Step 2: Convert to fraction form
   59,942.64/89,969.16 = 30,381.42/x
3. Step 3: Cross multiply
   59,942.64x = 89,969.16 × 30,381.42
4. Step 4: Simplify right side
   59,942.64x = 2,733,390,837.01
5. Step 5: Solve for x
   x = 2,733,390,837.01/59,942.64
6. Step 6: Final answer
   x = 45,600.11