Finding the Fourth Proportional to 42,320.83, 58,400.31 and 23,196.88

Step by Step Solution

1. Step 1: Write the proportion equation
   42,320.83 : 58,400.31 = 23,196.88 : x
2. Step 2: Convert to fraction form
   42,320.83/58,400.31 = 23,196.88/x
3. Step 3: Cross multiply
   42,320.83x = 58,400.31 × 23,196.88
4. Step 4: Simplify right side
   42,320.83x = 1,354,704,983.03
5. Step 5: Solve for x
   x = 1,354,704,983.03/42,320.83
6. Step 6: Final answer
   x = 32,010.36