Finding the Fourth Proportional to 79,404.35, 109,556.61 and 45,405.83

Step by Step Solution

1. Step 1: Write the proportion equation
   79,404.35 : 109,556.61 = 45,405.83 : x
2. Step 2: Convert to fraction form
   79,404.35/109,556.61 = 45,405.83/x
3. Step 3: Cross multiply
   79,404.35x = 109,556.61 × 45,405.83
4. Step 4: Simplify right side
   79,404.35x = 4,974,508,809.04
5. Step 5: Solve for x
   x = 4,974,508,809.04/79,404.35
6. Step 6: Final answer
   x = 62,647.81