Finding the Fourth Proportional to 10,730.48, 14,813.40 and 7,374.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,730.48 : 14,813.40 = 7,374.56 : x
2. Step 2: Convert to fraction form
   10,730.48/14,813.40 = 7,374.56/x
3. Step 3: Cross multiply
   10,730.48x = 14,813.40 × 7,374.56
4. Step 4: Simplify right side
   10,730.48x = 109,242,307.10
5. Step 5: Solve for x
   x = 109,242,307.10/10,730.48
6. Step 6: Final answer
   x = 10,180.56