Finding the Third Proportional to 8,521,934.50 and 13,222,533.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,521,934.50 : 13,222,533.50 = 13,222,533.50 : x
2. Step 2: Convert to fraction form
   8,521,934.50/13,222,533.50 = 13,222,533.50/x
3. Step 3: Cross multiply
   8,521,934.50x = 13,222,533.50 × 13,222,533.50
4. Step 4: Simplify right side
   8,521,934.50x = 174,835,392,158,622.25
5. Step 5: Solve for x
   x = 174,835,392,158,622.25/8,521,934.50
6. Step 6: Final answer
   x = 20,515,927.71