Finding the Fourth Proportional to 42,136.64, 58,148.06 and 23,016.18

Step by Step Solution

1. Step 1: Write the proportion equation
   42,136.64 : 58,148.06 = 23,016.18 : x
2. Step 2: Convert to fraction form
   42,136.64/58,148.06 = 23,016.18/x
3. Step 3: Cross multiply
   42,136.64x = 58,148.06 × 23,016.18
4. Step 4: Simplify right side
   42,136.64x = 1,338,346,273.15
5. Step 5: Solve for x
   x = 1,338,346,273.15/42,136.64
6. Step 6: Final answer
   x = 31,762.06