Finding the Third Proportional to 102,930.75 and 222,970.50

Step by Step Solution

1. Step 1: Write the proportion equation
   102,930.75 : 222,970.50 = 222,970.50 : x
2. Step 2: Convert to fraction form
   102,930.75/222,970.50 = 222,970.50/x
3. Step 3: Cross multiply
   102,930.75x = 222,970.50 × 222,970.50
4. Step 4: Simplify right side
   102,930.75x = 49,715,843,870.25
5. Step 5: Solve for x
   x = 49,715,843,870.25/102,930.75
6. Step 6: Final answer
   x = 483,002.83