Finding the Third Proportional to 518,361,309.38 and 1,142,381,160.38

Step by Step Solution

1. Step 1: Write the proportion equation
   518,361,309.38 : 1,142,381,160.38 = 1,142,381,160.38 : x
2. Step 2: Convert to fraction form
   518,361,309.38/1,142,381,160.38 = 1,142,381,160.38/x
3. Step 3: Cross multiply
   518,361,309.38x = 1,142,381,160.38 × 1,142,381,160.38
4. Step 4: Simplify right side
   518,361,309.38x = 1,305,034,715,579,731,456
5. Step 5: Solve for x
   x = 1,305,034,715,579,731,456/518,361,309.38
6. Step 6: Final answer
   x = 2,517,615,979.39