Finding the Fourth Proportional to 43,074.52, 64,611.88 and 13,494.94

Step by Step Solution

1. Step 1: Write the proportion equation
   43,074.52 : 64,611.88 = 13,494.94 : x
2. Step 2: Convert to fraction form
   43,074.52/64,611.88 = 13,494.94/x
3. Step 3: Cross multiply
   43,074.52x = 64,611.88 × 13,494.94
4. Step 4: Simplify right side
   43,074.52x = 871,933,443.89
5. Step 5: Solve for x
   x = 871,933,443.89/43,074.52
6. Step 6: Final answer
   x = 20,242.44