Finding the Fourth Proportional to 22,434.49, 30,961.40 and 12,364.98

Step by Step Solution

1. Step 1: Write the proportion equation
   22,434.49 : 30,961.40 = 12,364.98 : x
2. Step 2: Convert to fraction form
   22,434.49/30,961.40 = 12,364.98/x
3. Step 3: Cross multiply
   22,434.49x = 30,961.40 × 12,364.98
4. Step 4: Simplify right side
   22,434.49x = 382,837,091.77
5. Step 5: Solve for x
   x = 382,837,091.77/22,434.49
6. Step 6: Final answer
   x = 17,064.67