Finding the Fourth Proportional to 23,558.46, 32,510.28 and 12,947.86

Step by Step Solution

1. Step 1: Write the proportion equation
   23,558.46 : 32,510.28 = 12,947.86 : x
2. Step 2: Convert to fraction form
   23,558.46/32,510.28 = 12,947.86/x
3. Step 3: Cross multiply
   23,558.46x = 32,510.28 × 12,947.86
4. Step 4: Simplify right side
   23,558.46x = 420,938,554.00
5. Step 5: Solve for x
   x = 420,938,554.00/23,558.46
6. Step 6: Final answer
   x = 17,867.83