Finding the Fourth Proportional to 58,401.59, 87,622.71 and 18,426.75

Step by Step Solution

1. Step 1: Write the proportion equation
   58,401.59 : 87,622.71 = 18,426.75 : x
2. Step 2: Convert to fraction form
   58,401.59/87,622.71 = 18,426.75/x
3. Step 3: Cross multiply
   58,401.59x = 87,622.71 × 18,426.75
4. Step 4: Simplify right side
   58,401.59x = 1,614,601,333.38
5. Step 5: Solve for x
   x = 1,614,601,333.38/58,401.59
6. Step 6: Final answer
   x = 27,646.53