Finding the Fourth Proportional to 12,875.16, 19,294.38 and 7,611.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,875.16 : 19,294.38 = 7,611.24 : x
2. Step 2: Convert to fraction form
   12,875.16/19,294.38 = 7,611.24/x
3. Step 3: Cross multiply
   12,875.16x = 19,294.38 × 7,611.24
4. Step 4: Simplify right side
   12,875.16x = 146,854,156.83
5. Step 5: Solve for x
   x = 146,854,156.83/12,875.16
6. Step 6: Final answer
   x = 11,406.01