Finding the Fourth Proportional to 12,764.31, 17,619.51 and 7,460.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,764.31 : 17,619.51 = 7,460.83 : x
2. Step 2: Convert to fraction form
   12,764.31/17,619.51 = 7,460.83/x
3. Step 3: Cross multiply
   12,764.31x = 17,619.51 × 7,460.83
4. Step 4: Simplify right side
   12,764.31x = 131,456,168.79
5. Step 5: Solve for x
   x = 131,456,168.79/12,764.31
6. Step 6: Final answer
   x = 10,298.73