Finding the Third Proportional to 109,692.56 and 168,528.94

Step by Step Solution

1. Step 1: Write the proportion equation
   109,692.56 : 168,528.94 = 168,528.94 : x
2. Step 2: Convert to fraction form
   109,692.56/168,528.94 = 168,528.94/x
3. Step 3: Cross multiply
   109,692.56x = 168,528.94 × 168,528.94
4. Step 4: Simplify right side
   109,692.56x = 28,402,002,774.88
5. Step 5: Solve for x
   x = 28,402,002,774.88/109,692.56
6. Step 6: Final answer
   x = 258,923.69