Finding the Fourth Proportional to 42,459.72, 58,603.68 and 26,554.56

Step by Step Solution

1. Step 1: Write the proportion equation
   42,459.72 : 58,603.68 = 26,554.56 : x
2. Step 2: Convert to fraction form
   42,459.72/58,603.68 = 26,554.56/x
3. Step 3: Cross multiply
   42,459.72x = 58,603.68 × 26,554.56
4. Step 4: Simplify right side
   42,459.72x = 1,556,194,936.78
5. Step 5: Solve for x
   x = 1,556,194,936.78/42,459.72
6. Step 6: Final answer
   x = 36,651.09