Finding the Third Proportional to 27,205.88 and 42,045.75

Step by Step Solution

1. Step 1: Write the proportion equation
   27,205.88 : 42,045.75 = 42,045.75 : x
2. Step 2: Convert to fraction form
   27,205.88/42,045.75 = 42,045.75/x
3. Step 3: Cross multiply
   27,205.88x = 42,045.75 × 42,045.75
4. Step 4: Simplify right side
   27,205.88x = 1,767,845,093.06
5. Step 5: Solve for x
   x = 1,767,845,093.06/27,205.88
6. Step 6: Final answer
   x = 64,980.27