Finding the Third Proportional to 28,558.83 and 57,809.95

Step by Step Solution

1. Step 1: Write the proportion equation
   28,558.83 : 57,809.95 = 57,809.95 : x
2. Step 2: Convert to fraction form
   28,558.83/57,809.95 = 57,809.95/x
3. Step 3: Cross multiply
   28,558.83x = 57,809.95 × 57,809.95
4. Step 4: Simplify right side
   28,558.83x = 3,341,990,680.31
5. Step 5: Solve for x
   x = 3,341,990,680.31/28,558.83
6. Step 6: Final answer
   x = 117,021.28