Finding the Fourth Proportional to 31,779.84, 43,857.55 and 17,632.69

Step by Step Solution

1. Step 1: Write the proportion equation
   31,779.84 : 43,857.55 = 17,632.69 : x
2. Step 2: Convert to fraction form
   31,779.84/43,857.55 = 17,632.69/x
3. Step 3: Cross multiply
   31,779.84x = 43,857.55 × 17,632.69
4. Step 4: Simplify right side
   31,779.84x = 773,326,495.71
5. Step 5: Solve for x
   x = 773,326,495.71/31,779.84
6. Step 6: Final answer
   x = 24,333.87