Finding the Third Proportional to 250,499,030.63 and 518,181,320.25

Step by Step Solution

1. Step 1: Write the proportion equation
   250,499,030.63 : 518,181,320.25 = 518,181,320.25 : x
2. Step 2: Convert to fraction form
   250,499,030.63/518,181,320.25 = 518,181,320.25/x
3. Step 3: Cross multiply
   250,499,030.63x = 518,181,320.25 × 518,181,320.25
4. Step 4: Simplify right side
   250,499,030.63x = 268,511,880,656,033,056
5. Step 5: Solve for x
   x = 268,511,880,656,033,056/250,499,030.63
6. Step 6: Final answer
   x = 1,071,907,863.22