Finding the Third Proportional to 118,692 and 158,551.50

Step by Step Solution

1. Step 1: Write the proportion equation
   118,692 : 158,551.50 = 158,551.50 : x
2. Step 2: Convert to fraction form
   118,692/158,551.50 = 158,551.50/x
3. Step 3: Cross multiply
   118,692x = 158,551.50 × 158,551.50
4. Step 4: Simplify right side
   118,692x = 25,138,578,152.25
5. Step 5: Solve for x
   x = 25,138,578,152.25/118,692
6. Step 6: Final answer
   x = 211,796.74