Finding the Third Proportional to 31,258,456,049.25 and 42,174,996,168.38

Step by Step Solution

1. Step 1: Write the proportion equation
   31,258,456,049.25 : 42,174,996,168.38 = 42,174,996,168.38 : x
2. Step 2: Convert to fraction form
   31,258,456,049.25/42,174,996,168.38 = 42,174,996,168.38/x
3. Step 3: Cross multiply
   31,258,456,049.25x = 42,174,996,168.38 × 42,174,996,168.38
4. Step 4: Simplify right side
   31,258,456,049.25x = 1,778,730,301,802,446,061,568
5. Step 5: Solve for x
   x = 1,778,730,301,802,446,061,568/31,258,456,049.25
6. Step 6: Final answer
   x = 56,903,971,808.46