Finding the Fourth Proportional to 79,421.82, 109,588.06 and 52,554.54

Step by Step Solution

1. Step 1: Write the proportion equation
   79,421.82 : 109,588.06 = 52,554.54 : x
2. Step 2: Convert to fraction form
   79,421.82/109,588.06 = 52,554.54/x
3. Step 3: Cross multiply
   79,421.82x = 109,588.06 × 52,554.54
4. Step 4: Simplify right side
   79,421.82x = 5,759,350,082.79
5. Step 5: Solve for x
   x = 5,759,350,082.79/79,421.82
6. Step 6: Final answer
   x = 72,515.97