Finding the Third Proportional to 404,893,138,036 and 870,721,301,142

Step by Step Solution

1. Step 1: Write the proportion equation
   404,893,138,036 : 870,721,301,142 = 870,721,301,142 : x
2. Step 2: Convert to fraction form
   404,893,138,036/870,721,301,142 = 870,721,301,142/x
3. Step 3: Cross multiply
   404,893,138,036x = 870,721,301,142 × 870,721,301,142
4. Step 4: Simplify right side
   404,893,138,036x = 758,155,584,262,417,466,523,648
5. Step 5: Solve for x
   x = 758,155,584,262,417,466,523,648/404,893,138,036
6. Step 6: Final answer
   x = 1,872,483,164,175.06