Finding the Third Proportional to 12,483.81 and 26,870.64

Step by Step Solution

1. Step 1: Write the proportion equation
   12,483.81 : 26,870.64 = 26,870.64 : x
2. Step 2: Convert to fraction form
   12,483.81/26,870.64 = 26,870.64/x
3. Step 3: Cross multiply
   12,483.81x = 26,870.64 × 26,870.64
4. Step 4: Simplify right side
   12,483.81x = 722,031,432.56
5. Step 5: Solve for x
   x = 722,031,432.56/12,483.81
6. Step 6: Final answer
   x = 57,837.43