Finding the Fourth Proportional to 10,746.56, 14,822.74 and 10,385.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,746.56 : 14,822.74 = 10,385.32 : x
2. Step 2: Convert to fraction form
   10,746.56/14,822.74 = 10,385.32/x
3. Step 3: Cross multiply
   10,746.56x = 14,822.74 × 10,385.32
4. Step 4: Simplify right side
   10,746.56x = 153,938,898.18
5. Step 5: Solve for x
   x = 153,938,898.18/10,746.56
6. Step 6: Final answer
   x = 14,324.48