Finding the Fourth Proportional to 8,953.34, 12,353.73 and 5,416.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,953.34 : 12,353.73 = 5,416.82 : x
2. Step 2: Convert to fraction form
   8,953.34/12,353.73 = 5,416.82/x
3. Step 3: Cross multiply
   8,953.34x = 12,353.73 × 5,416.82
4. Step 4: Simplify right side
   8,953.34x = 66,917,931.74
5. Step 5: Solve for x
   x = 66,917,931.74/8,953.34
6. Step 6: Final answer
   x = 7,474.07