Finding the Fourth Proportional to 72,523.51, 108,786.47 and 19,932.67

Step by Step Solution

1. Step 1: Write the proportion equation
   72,523.51 : 108,786.47 = 19,932.67 : x
2. Step 2: Convert to fraction form
   72,523.51/108,786.47 = 19,932.67/x
3. Step 3: Cross multiply
   72,523.51x = 108,786.47 × 19,932.67
4. Step 4: Simplify right side
   72,523.51x = 2,168,404,707.31
5. Step 5: Solve for x
   x = 2,168,404,707.31/72,523.51
6. Step 6: Final answer
   x = 29,899.33