Finding the Fourth Proportional to 13,055.94, 18,019.17 and 7,752.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,055.94 : 18,019.17 = 7,752.06 : x
2. Step 2: Convert to fraction form
   13,055.94/18,019.17 = 7,752.06/x
3. Step 3: Cross multiply
   13,055.94x = 18,019.17 × 7,752.06
4. Step 4: Simplify right side
   13,055.94x = 139,685,686.99
5. Step 5: Solve for x
   x = 139,685,686.99/13,055.94
6. Step 6: Final answer
   x = 10,699.01