Finding the Third Proportional to 140,194 and 307,529.50

Step by Step Solution

1. Step 1: Write the proportion equation
   140,194 : 307,529.50 = 307,529.50 : x
2. Step 2: Convert to fraction form
   140,194/307,529.50 = 307,529.50/x
3. Step 3: Cross multiply
   140,194x = 307,529.50 × 307,529.50
4. Step 4: Simplify right side
   140,194x = 94,574,393,370.25
5. Step 5: Solve for x
   x = 94,574,393,370.25/140,194
6. Step 6: Final answer
   x = 674,596.58