Finding the Fourth Proportional to 12,875.14, 19,323.64 and 5,089.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,875.14 : 19,323.64 = 5,089.42 : x
2. Step 2: Convert to fraction form
   12,875.14/19,323.64 = 5,089.42/x
3. Step 3: Cross multiply
   12,875.14x = 19,323.64 × 5,089.42
4. Step 4: Simplify right side
   12,875.14x = 98,346,119.89
5. Step 5: Solve for x
   x = 98,346,119.89/12,875.14
6. Step 6: Final answer
   x = 7,638.45