Finding the Fourth Proportional to 14,132.72, 19,503.60 and 7,845.56

Step by Step Solution

1. Step 1: Write the proportion equation
   14,132.72 : 19,503.60 = 7,845.56 : x
2. Step 2: Convert to fraction form
   14,132.72/19,503.60 = 7,845.56/x
3. Step 3: Cross multiply
   14,132.72x = 19,503.60 × 7,845.56
4. Step 4: Simplify right side
   14,132.72x = 153,016,664.02
5. Step 5: Solve for x
   x = 153,016,664.02/14,132.72
6. Step 6: Final answer
   x = 10,827.12