Finding the Fourth Proportional to 7,622.10, 10,518.91 and 4,264.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,622.10 : 10,518.91 = 4,264.72 : x
2. Step 2: Convert to fraction form
   7,622.10/10,518.91 = 4,264.72/x
3. Step 3: Cross multiply
   7,622.10x = 10,518.91 × 4,264.72
4. Step 4: Simplify right side
   7,622.10x = 44,860,205.86
5. Step 5: Solve for x
   x = 44,860,205.86/7,622.10
6. Step 6: Final answer
   x = 5,885.54