Finding the Fourth Proportional to 79,224, 109,329.12 and 45,690

Step by Step Solution

1. Step 1: Write the proportion equation
   79,224 : 109,329.12 = 45,690 : x
2. Step 2: Convert to fraction form
   79,224/109,329.12 = 45,690/x
3. Step 3: Cross multiply
   79,224x = 109,329.12 × 45,690
4. Step 4: Simplify right side
   79,224x = 4,995,247,492.80
5. Step 5: Solve for x
   x = 4,995,247,492.80/79,224
6. Step 6: Final answer
   x = 63,052.20