Finding the Third Proportional to 34,554.75 and 72,590.25

Step by Step Solution

1. Step 1: Write the proportion equation
   34,554.75 : 72,590.25 = 72,590.25 : x
2. Step 2: Convert to fraction form
   34,554.75/72,590.25 = 72,590.25/x
3. Step 3: Cross multiply
   34,554.75x = 72,590.25 × 72,590.25
4. Step 4: Simplify right side
   34,554.75x = 5,269,344,395.06
5. Step 5: Solve for x
   x = 5,269,344,395.06/34,554.75
6. Step 6: Final answer
   x = 152,492.62