Finding the Third Proportional to 12,088,685.25 and 18,603,389.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,088,685.25 : 18,603,389.25 = 18,603,389.25 : x
2. Step 2: Convert to fraction form
   12,088,685.25/18,603,389.25 = 18,603,389.25/x
3. Step 3: Cross multiply
   12,088,685.25x = 18,603,389.25 × 18,603,389.25
4. Step 4: Simplify right side
   12,088,685.25x = 346,086,091,587,015.56
5. Step 5: Solve for x
   x = 346,086,091,587,015.56/12,088,685.25
6. Step 6: Final answer
   x = 28,628,927.33