Finding the Fourth Proportional to 58,411.35, 80,607.60 and 31,553.87

Step by Step Solution

1. Step 1: Write the proportion equation
   58,411.35 : 80,607.60 = 31,553.87 : x
2. Step 2: Convert to fraction form
   58,411.35/80,607.60 = 31,553.87/x
3. Step 3: Cross multiply
   58,411.35x = 80,607.60 × 31,553.87
4. Step 4: Simplify right side
   58,411.35x = 2,543,481,328.37
5. Step 5: Solve for x
   x = 2,543,481,328.37/58,411.35
6. Step 6: Final answer
   x = 43,544.30