Finding the Third Proportional to 42,428.25 and 88,302.94

Step by Step Solution

1. Step 1: Write the proportion equation
   42,428.25 : 88,302.94 = 88,302.94 : x
2. Step 2: Convert to fraction form
   42,428.25/88,302.94 = 88,302.94/x
3. Step 3: Cross multiply
   42,428.25x = 88,302.94 × 88,302.94
4. Step 4: Simplify right side
   42,428.25x = 7,797,408,771.13
5. Step 5: Solve for x
   x = 7,797,408,771.13/42,428.25
6. Step 6: Final answer
   x = 183,778.70