Finding the Fourth Proportional to 10,146.84, 14,003.18 and 5,670.70

Step by Step Solution

1. Step 1: Write the proportion equation
   10,146.84 : 14,003.18 = 5,670.70 : x
2. Step 2: Convert to fraction form
   10,146.84/14,003.18 = 5,670.70/x
3. Step 3: Cross multiply
   10,146.84x = 14,003.18 × 5,670.70
4. Step 4: Simplify right side
   10,146.84x = 79,407,832.83
5. Step 5: Solve for x
   x = 79,407,832.83/10,146.84
6. Step 6: Final answer
   x = 7,825.87