Finding the Third Proportional to 105,284,656.50 and 227,216,288.25

Step by Step Solution

1. Step 1: Write the proportion equation
   105,284,656.50 : 227,216,288.25 = 227,216,288.25 : x
2. Step 2: Convert to fraction form
   105,284,656.50/227,216,288.25 = 227,216,288.25/x
3. Step 3: Cross multiply
   105,284,656.50x = 227,216,288.25 × 227,216,288.25
4. Step 4: Simplify right side
   105,284,656.50x = 51,627,241,646,107,088
5. Step 5: Solve for x
   x = 51,627,241,646,107,088/105,284,656.50
6. Step 6: Final answer
   x = 490,358,646.38