Finding the Third Proportional to 111,563 and 169,961.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,563 : 169,961.50 = 169,961.50 : x
2. Step 2: Convert to fraction form
   111,563/169,961.50 = 169,961.50/x
3. Step 3: Cross multiply
   111,563x = 169,961.50 × 169,961.50
4. Step 4: Simplify right side
   111,563x = 28,886,911,482.25
5. Step 5: Solve for x
   x = 28,886,911,482.25/111,563
6. Step 6: Final answer
   x = 258,929.14