Finding the Fourth Proportional to 13,114.72, 19,664.70 and 4,677.04

Step by Step Solution

1. Step 1: Write the proportion equation
   13,114.72 : 19,664.70 = 4,677.04 : x
2. Step 2: Convert to fraction form
   13,114.72/19,664.70 = 4,677.04/x
3. Step 3: Cross multiply
   13,114.72x = 19,664.70 × 4,677.04
4. Step 4: Simplify right side
   13,114.72x = 91,972,588.49
5. Step 5: Solve for x
   x = 91,972,588.49/13,114.72
6. Step 6: Final answer
   x = 7,012.93