Finding the Fourth Proportional to 58,612.83, 80,885.59 and 31,756.07

Step by Step Solution

1. Step 1: Write the proportion equation
   58,612.83 : 80,885.59 = 31,756.07 : x
2. Step 2: Convert to fraction form
   58,612.83/80,885.59 = 31,756.07/x
3. Step 3: Cross multiply
   58,612.83x = 80,885.59 × 31,756.07
4. Step 4: Simplify right side
   58,612.83x = 2,568,608,053.60
5. Step 5: Solve for x
   x = 2,568,608,053.60/58,612.83
6. Step 6: Final answer
   x = 43,823.31