Finding the Third Proportional to 12,492.50 and 26,603.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,492.50 : 26,603.38 = 26,603.38 : x
2. Step 2: Convert to fraction form
   12,492.50/26,603.38 = 26,603.38/x
3. Step 3: Cross multiply
   12,492.50x = 26,603.38 × 26,603.38
4. Step 4: Simplify right side
   12,492.50x = 707,739,561.39
5. Step 5: Solve for x
   x = 707,739,561.39/12,492.50
6. Step 6: Final answer
   x = 56,653.16