Finding the Fourth Proportional to 23,528.98, 32,470.86 and 12,918.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,528.98 : 32,470.86 = 12,918.52 : x
2. Step 2: Convert to fraction form
   23,528.98/32,470.86 = 12,918.52/x
3. Step 3: Cross multiply
   23,528.98x = 32,470.86 × 12,918.52
4. Step 4: Simplify right side
   23,528.98x = 419,475,454.33
5. Step 5: Solve for x
   x = 419,475,454.33/23,528.98
6. Step 6: Final answer
   x = 17,828.03