Finding the Fourth Proportional to 13,052.23, 19,562.29 and 5,146.81

Step by Step Solution

1. Step 1: Write the proportion equation
   13,052.23 : 19,562.29 = 5,146.81 : x
2. Step 2: Convert to fraction form
   13,052.23/19,562.29 = 5,146.81/x
3. Step 3: Cross multiply
   13,052.23x = 19,562.29 × 5,146.81
4. Step 4: Simplify right side
   13,052.23x = 100,683,328.02
5. Step 5: Solve for x
   x = 100,683,328.02/13,052.23
6. Step 6: Final answer
   x = 7,713.88