Finding the Fourth Proportional to 23,730.51, 32,746.50 and 13,118.70

Step by Step Solution

1. Step 1: Write the proportion equation
   23,730.51 : 32,746.50 = 13,118.70 : x
2. Step 2: Convert to fraction form
   23,730.51/32,746.50 = 13,118.70/x
3. Step 3: Cross multiply
   23,730.51x = 32,746.50 × 13,118.70
4. Step 4: Simplify right side
   23,730.51x = 429,591,509.55
5. Step 5: Solve for x
   x = 429,591,509.55/23,730.51
6. Step 6: Final answer
   x = 18,102.92