Finding the Fourth Proportional to 10,051.24, 15,061.56 and 5,113.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,051.24 : 15,061.56 = 5,113.48 : x
2. Step 2: Convert to fraction form
   10,051.24/15,061.56 = 5,113.48/x
3. Step 3: Cross multiply
   10,051.24x = 15,061.56 × 5,113.48
4. Step 4: Simplify right side
   10,051.24x = 77,016,985.83
5. Step 5: Solve for x
   x = 77,016,985.83/10,051.24
6. Step 6: Final answer
   x = 7,662.44