Finding the Fourth Proportional to 33,172, 45,780.72 and 19,023.52

Step by Step Solution

1. Step 1: Write the proportion equation
   33,172 : 45,780.72 = 19,023.52 : x
2. Step 2: Convert to fraction form
   33,172/45,780.72 = 19,023.52/x
3. Step 3: Cross multiply
   33,172x = 45,780.72 × 19,023.52
4. Step 4: Simplify right side
   33,172x = 870,910,442.53
5. Step 5: Solve for x
   x = 870,910,442.53/33,172
6. Step 6: Final answer
   x = 26,254.38