Finding the Fourth Proportional to 12,292.53, 18,434.79 and 3,970.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,292.53 : 18,434.79 = 3,970.59 : x
2. Step 2: Convert to fraction form
   12,292.53/18,434.79 = 3,970.59/x
3. Step 3: Cross multiply
   12,292.53x = 18,434.79 × 3,970.59
4. Step 4: Simplify right side
   12,292.53x = 73,196,992.83
5. Step 5: Solve for x
   x = 73,196,992.83/12,292.53
6. Step 6: Final answer
   x = 5,954.59