Finding the Fourth Proportional to 31,041.90, 42,835.32 and 17,609.94

Step by Step Solution

1. Step 1: Write the proportion equation
   31,041.90 : 42,835.32 = 17,609.94 : x
2. Step 2: Convert to fraction form
   31,041.90/42,835.32 = 17,609.94/x
3. Step 3: Cross multiply
   31,041.90x = 42,835.32 × 17,609.94
4. Step 4: Simplify right side
   31,041.90x = 754,327,415.08
5. Step 5: Solve for x
   x = 754,327,415.08/31,041.90
6. Step 6: Final answer
   x = 24,300.30