Finding the Fourth Proportional to 14,667.32, 21,995.62 and 5,305.10

Step by Step Solution

1. Step 1: Write the proportion equation
   14,667.32 : 21,995.62 = 5,305.10 : x
2. Step 2: Convert to fraction form
   14,667.32/21,995.62 = 5,305.10/x
3. Step 3: Cross multiply
   14,667.32x = 21,995.62 × 5,305.10
4. Step 4: Simplify right side
   14,667.32x = 116,688,963.66
5. Step 5: Solve for x
   x = 116,688,963.66/14,667.32
6. Step 6: Final answer
   x = 7,955.71