Finding the Third Proportional to 10,972.69 and 25,886.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,972.69 : 25,886.81 = 25,886.81 : x
2. Step 2: Convert to fraction form
   10,972.69/25,886.81 = 25,886.81/x
3. Step 3: Cross multiply
   10,972.69x = 25,886.81 × 25,886.81
4. Step 4: Simplify right side
   10,972.69x = 670,127,061.41
5. Step 5: Solve for x
   x = 670,127,061.41/10,972.69
6. Step 6: Final answer
   x = 61,072.28