Finding the Third Proportional to 28,300 and 58,393

Step by Step Solution

1. Step 1: Write the proportion equation
   28,300 : 58,393 = 58,393 : x
2. Step 2: Convert to fraction form
   28,300/58,393 = 58,393/x
3. Step 3: Cross multiply
   28,300x = 58,393 × 58,393
4. Step 4: Simplify right side
   28,300x = 3,409,742,449
5. Step 5: Solve for x
   x = 3,409,742,449/28,300
6. Step 6: Final answer
   x = 120,485.60