Finding the Third Proportional to 31,465,054 and 69,174,268

Step by Step Solution

1. Step 1: Write the proportion equation
   31,465,054 : 69,174,268 = 69,174,268 : x
2. Step 2: Convert to fraction form
   31,465,054/69,174,268 = 69,174,268/x
3. Step 3: Cross multiply
   31,465,054x = 69,174,268 × 69,174,268
4. Step 4: Simplify right side
   31,465,054x = 4,785,079,353,335,824
5. Step 5: Solve for x
   x = 4,785,079,353,335,824/31,465,054
6. Step 6: Final answer
   x = 152,075,993.68