Finding the Third Proportional to 31,324,440 and 67,276,032

Step by Step Solution

1. Step 1: Write the proportion equation
   31,324,440 : 67,276,032 = 67,276,032 : x
2. Step 2: Convert to fraction form
   31,324,440/67,276,032 = 67,276,032/x
3. Step 3: Cross multiply
   31,324,440x = 67,276,032 × 67,276,032
4. Step 4: Simplify right side
   31,324,440x = 4,526,064,481,665,024
5. Step 5: Solve for x
   x = 4,526,064,481,665,024/31,324,440
6. Step 6: Final answer
   x = 144,489,876.97