Finding the Fourth Proportional to 8,902.17, 12,273.57 and 7,303.05

Step by Step Solution

1. Step 1: Write the proportion equation
   8,902.17 : 12,273.57 = 7,303.05 : x
2. Step 2: Convert to fraction form
   8,902.17/12,273.57 = 7,303.05/x
3. Step 3: Cross multiply
   8,902.17x = 12,273.57 × 7,303.05
4. Step 4: Simplify right side
   8,902.17x = 89,634,495.39
5. Step 5: Solve for x
   x = 89,634,495.39/8,902.17
6. Step 6: Final answer
   x = 10,068.84