Finding the Fourth Proportional to 58,667.03, 80,960.87 and 31,809.31

Step by Step Solution

1. Step 1: Write the proportion equation
   58,667.03 : 80,960.87 = 31,809.31 : x
2. Step 2: Convert to fraction form
   58,667.03/80,960.87 = 31,809.31/x
3. Step 3: Cross multiply
   58,667.03x = 80,960.87 × 31,809.31
4. Step 4: Simplify right side
   58,667.03x = 2,575,309,411.70
5. Step 5: Solve for x
   x = 2,575,309,411.70/58,667.03
6. Step 6: Final answer
   x = 43,897.05