Finding the Third Proportional to 118,521 and 180,085.50

Step by Step Solution

1. Step 1: Write the proportion equation
   118,521 : 180,085.50 = 180,085.50 : x
2. Step 2: Convert to fraction form
   118,521/180,085.50 = 180,085.50/x
3. Step 3: Cross multiply
   118,521x = 180,085.50 × 180,085.50
4. Step 4: Simplify right side
   118,521x = 32,430,787,310.25
5. Step 5: Solve for x
   x = 32,430,787,310.25/118,521
6. Step 6: Final answer
   x = 273,629.04