Finding the Fourth Proportional to 42,237, 58,286.16 and 23,116.77

Step by Step Solution

1. Step 1: Write the proportion equation
   42,237 : 58,286.16 = 23,116.77 : x
2. Step 2: Convert to fraction form
   42,237/58,286.16 = 23,116.77/x
3. Step 3: Cross multiply
   42,237x = 58,286.16 × 23,116.77
4. Step 4: Simplify right side
   42,237x = 1,347,387,754.90
5. Step 5: Solve for x
   x = 1,347,387,754.90/42,237
6. Step 6: Final answer
   x = 31,900.65