Finding the Third Proportional to 31,465,056 and 69,174,272

Step by Step Solution

1. Step 1: Write the proportion equation
   31,465,056 : 69,174,272 = 69,174,272 : x
2. Step 2: Convert to fraction form
   31,465,056/69,174,272 = 69,174,272/x
3. Step 3: Cross multiply
   31,465,056x = 69,174,272 × 69,174,272
4. Step 4: Simplify right side
   31,465,056x = 4,785,079,906,729,984
5. Step 5: Solve for x
   x = 4,785,079,906,729,984/31,465,056
6. Step 6: Final answer
   x = 152,076,001.60