Finding the Third Proportional to 25,985.81 and 56,634.19

Step by Step Solution

1. Step 1: Write the proportion equation
   25,985.81 : 56,634.19 = 56,634.19 : x
2. Step 2: Convert to fraction form
   25,985.81/56,634.19 = 56,634.19/x
3. Step 3: Cross multiply
   25,985.81x = 56,634.19 × 56,634.19
4. Step 4: Simplify right side
   25,985.81x = 3,207,431,193.79
5. Step 5: Solve for x
   x = 3,207,431,193.79/25,985.81
6. Step 6: Final answer
   x = 123,430.09