Finding the Fourth Proportional to 8,762.06, 12,093.21 and 5,225.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,762.06 : 12,093.21 = 5,225.50 : x
2. Step 2: Convert to fraction form
   8,762.06/12,093.21 = 5,225.50/x
3. Step 3: Cross multiply
   8,762.06x = 12,093.21 × 5,225.50
4. Step 4: Simplify right side
   8,762.06x = 63,193,068.86
5. Step 5: Solve for x
   x = 63,193,068.86/8,762.06
6. Step 6: Final answer
   x = 7,212.12