Finding the Fourth Proportional to 58,389, 80,576.94 and 33,238.50

Step by Step Solution

1. Step 1: Write the proportion equation
   58,389 : 80,576.94 = 33,238.50 : x
2. Step 2: Convert to fraction form
   58,389/80,576.94 = 33,238.50/x
3. Step 3: Cross multiply
   58,389x = 80,576.94 × 33,238.50
4. Step 4: Simplify right side
   58,389x = 2,678,256,620.19
5. Step 5: Solve for x
   x = 2,678,256,620.19/58,389
6. Step 6: Final answer
   x = 45,869.20