Finding the Third Proportional to 27,603 and 43,726.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,603 : 43,726.50 = 43,726.50 : x
2. Step 2: Convert to fraction form
   27,603/43,726.50 = 43,726.50/x
3. Step 3: Cross multiply
   27,603x = 43,726.50 × 43,726.50
4. Step 4: Simplify right side
   27,603x = 1,912,006,802.25
5. Step 5: Solve for x
   x = 1,912,006,802.25/27,603
6. Step 6: Final answer
   x = 69,268.08