Finding the Third Proportional to 404,893,138,182 and 870,721,301,388

Step by Step Solution

1. Step 1: Write the proportion equation
   404,893,138,182 : 870,721,301,388 = 870,721,301,388 : x
2. Step 2: Convert to fraction form
   404,893,138,182/870,721,301,388 = 870,721,301,388/x
3. Step 3: Cross multiply
   404,893,138,182x = 870,721,301,388 × 870,721,301,388
4. Step 4: Simplify right side
   404,893,138,182x = 758,155,584,690,812,268,576,768
5. Step 5: Solve for x
   x = 758,155,584,690,812,268,576,768/404,893,138,182
6. Step 6: Final answer
   x = 1,872,483,164,557.90