Finding the Fourth Proportional to 42,634.60, 58,839.96 and 31,860.82

Step by Step Solution

1. Step 1: Write the proportion equation
   42,634.60 : 58,839.96 = 31,860.82 : x
2. Step 2: Convert to fraction form
   42,634.60/58,839.96 = 31,860.82/x
3. Step 3: Cross multiply
   42,634.60x = 58,839.96 × 31,860.82
4. Step 4: Simplify right side
   42,634.60x = 1,874,689,374.37
5. Step 5: Solve for x
   x = 1,874,689,374.37/42,634.60
6. Step 6: Final answer
   x = 43,971.08