Finding the Fourth Proportional to 12,870.41, 19,274.17 and 7,933.26

Step by Step Solution

1. Step 1: Write the proportion equation
   12,870.41 : 19,274.17 = 7,933.26 : x
2. Step 2: Convert to fraction form
   12,870.41/19,274.17 = 7,933.26/x
3. Step 3: Cross multiply
   12,870.41x = 19,274.17 × 7,933.26
4. Step 4: Simplify right side
   12,870.41x = 152,906,925.36
5. Step 5: Solve for x
   x = 152,906,925.36/12,870.41
6. Step 6: Final answer
   x = 11,880.50