Finding the Fourth Proportional to 6,916.34, 10,364.79 and 3,012.55

Step by Step Solution

1. Step 1: Write the proportion equation
   6,916.34 : 10,364.79 = 3,012.55 : x
2. Step 2: Convert to fraction form
   6,916.34/10,364.79 = 3,012.55/x
3. Step 3: Cross multiply
   6,916.34x = 10,364.79 × 3,012.55
4. Step 4: Simplify right side
   6,916.34x = 31,224,448.11
5. Step 5: Solve for x
   x = 31,224,448.11/6,916.34
6. Step 6: Final answer
   x = 4,514.59