Finding the Fourth Proportional to 42,240.96, 58,296.96 and 31,611.96

Step by Step Solution

1. Step 1: Write the proportion equation
   42,240.96 : 58,296.96 = 31,611.96 : x
2. Step 2: Convert to fraction form
   42,240.96/58,296.96 = 31,611.96/x
3. Step 3: Cross multiply
   42,240.96x = 58,296.96 × 31,611.96
4. Step 4: Simplify right side
   42,240.96x = 1,842,881,167.64
5. Step 5: Solve for x
   x = 1,842,881,167.64/42,240.96
6. Step 6: Final answer
   x = 43,627.82