Finding the Third Proportional to 31,610,744,058 and 68,259,692,494.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,610,744,058 : 68,259,692,494.50 = 68,259,692,494.50 : x
2. Step 2: Convert to fraction form
   31,610,744,058/68,259,692,494.50 = 68,259,692,494.50/x
3. Step 3: Cross multiply
   31,610,744,058x = 68,259,692,494.50 × 68,259,692,494.50
4. Step 4: Simplify right side
   31,610,744,058x = 4,659,385,619,443,699,679,232
5. Step 5: Solve for x
   x = 4,659,385,619,443,699,679,232/31,610,744,058
6. Step 6: Final answer
   x = 147,398,796,146.48