Finding the Fourth Proportional to 10,146.65, 14,003.01 and 5,670.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,146.65 : 14,003.01 = 5,670.72 : x
2. Step 2: Convert to fraction form
   10,146.65/14,003.01 = 5,670.72/x
3. Step 3: Cross multiply
   10,146.65x = 14,003.01 × 5,670.72
4. Step 4: Simplify right side
   10,146.65x = 79,407,148.87
5. Step 5: Solve for x
   x = 79,407,148.87/10,146.65
6. Step 6: Final answer
   x = 7,825.95