Finding the Fourth Proportional to 58,514.40, 80,749.88 and 31,656.89

Step by Step Solution

1. Step 1: Write the proportion equation
   58,514.40 : 80,749.88 = 31,656.89 : x
2. Step 2: Convert to fraction form
   58,514.40/80,749.88 = 31,656.89/x
3. Step 3: Cross multiply
   58,514.40x = 80,749.88 × 31,656.89
4. Step 4: Simplify right side
   58,514.40x = 2,556,290,230.98
5. Step 5: Solve for x
   x = 2,556,290,230.98/58,514.40
6. Step 6: Final answer
   x = 43,686.52