Finding the Fourth Proportional to 23,611.32, 32,582.39 and 12,998.93

Step by Step Solution

1. Step 1: Write the proportion equation
   23,611.32 : 32,582.39 = 12,998.93 : x
2. Step 2: Convert to fraction form
   23,611.32/32,582.39 = 12,998.93/x
3. Step 3: Cross multiply
   23,611.32x = 32,582.39 × 12,998.93
4. Step 4: Simplify right side
   23,611.32x = 423,535,978.94
5. Step 5: Solve for x
   x = 423,535,978.94/23,611.32
6. Step 6: Final answer
   x = 17,937.84