Finding the Fourth Proportional to 69,087.93, 103,631.94 and 19,168.07

Step by Step Solution

1. Step 1: Write the proportion equation
   69,087.93 : 103,631.94 = 19,168.07 : x
2. Step 2: Convert to fraction form
   69,087.93/103,631.94 = 19,168.07/x
3. Step 3: Cross multiply
   69,087.93x = 103,631.94 × 19,168.07
4. Step 4: Simplify right side
   69,087.93x = 1,986,424,280.16
5. Step 5: Solve for x
   x = 1,986,424,280.16/69,087.93
6. Step 6: Final answer
   x = 28,752.12