Finding the Third Proportional to 8,850,705 and 13,357,390.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,850,705 : 13,357,390.50 = 13,357,390.50 : x
2. Step 2: Convert to fraction form
   8,850,705/13,357,390.50 = 13,357,390.50/x
3. Step 3: Cross multiply
   8,850,705x = 13,357,390.50 × 13,357,390.50
4. Step 4: Simplify right side
   8,850,705x = 178,419,880,969,490.25
5. Step 5: Solve for x
   x = 178,419,880,969,490.25/8,850,705
6. Step 6: Final answer
   x = 20,158,832.65