Finding the Fourth Proportional to 10,266.10, 15,388.89 and 4,717.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,266.10 : 15,388.89 = 4,717.06 : x
2. Step 2: Convert to fraction form
   10,266.10/15,388.89 = 4,717.06/x
3. Step 3: Cross multiply
   10,266.10x = 15,388.89 × 4,717.06
4. Step 4: Simplify right side
   10,266.10x = 72,590,317.46
5. Step 5: Solve for x
   x = 72,590,317.46/10,266.10
6. Step 6: Final answer
   x = 7,070.88