Finding the Third Proportional to 31,888.97 and 69,825.94

Step by Step Solution

1. Step 1: Write the proportion equation
   31,888.97 : 69,825.94 = 69,825.94 : x
2. Step 2: Convert to fraction form
   31,888.97/69,825.94 = 69,825.94/x
3. Step 3: Cross multiply
   31,888.97x = 69,825.94 × 69,825.94
4. Step 4: Simplify right side
   31,888.97x = 4,875,661,547.75
5. Step 5: Solve for x
   x = 4,875,661,547.75/31,888.97
6. Step 6: Final answer
   x = 152,894.93