Finding the Third Proportional to 227,499,748 and 490,143,222

Step by Step Solution

1. Step 1: Write the proportion equation
   227,499,748 : 490,143,222 = 490,143,222 : x
2. Step 2: Convert to fraction form
   227,499,748/490,143,222 = 490,143,222/x
3. Step 3: Cross multiply
   227,499,748x = 490,143,222 × 490,143,222
4. Step 4: Simplify right side
   227,499,748x = 240,240,378,072,541,280
5. Step 5: Solve for x
   x = 240,240,378,072,541,280/227,499,748
6. Step 6: Final answer
   x = 1,056,002,831.58