Finding the Fourth Proportional to 23,616.16, 32,590.02 and 13,005.58

Step by Step Solution

1. Step 1: Write the proportion equation
   23,616.16 : 32,590.02 = 13,005.58 : x
2. Step 2: Convert to fraction form
   23,616.16/32,590.02 = 13,005.58/x
3. Step 3: Cross multiply
   23,616.16x = 32,590.02 × 13,005.58
4. Step 4: Simplify right side
   23,616.16x = 423,852,112.31
5. Step 5: Solve for x
   x = 423,852,112.31/23,616.16
6. Step 6: Final answer
   x = 17,947.55