Finding the Fourth Proportional to 58,513.12, 80,747.74 and 31,655.52

Step by Step Solution

1. Step 1: Write the proportion equation
   58,513.12 : 80,747.74 = 31,655.52 : x
2. Step 2: Convert to fraction form
   58,513.12/80,747.74 = 31,655.52/x
3. Step 3: Cross multiply
   58,513.12x = 80,747.74 × 31,655.52
4. Step 4: Simplify right side
   58,513.12x = 2,556,111,698.52
5. Step 5: Solve for x
   x = 2,556,111,698.52/58,513.12
6. Step 6: Final answer
   x = 43,684.42