Finding the Third Proportional to 158,661 and 346,261.50

Step by Step Solution

1. Step 1: Write the proportion equation
   158,661 : 346,261.50 = 346,261.50 : x
2. Step 2: Convert to fraction form
   158,661/346,261.50 = 346,261.50/x
3. Step 3: Cross multiply
   158,661x = 346,261.50 × 346,261.50
4. Step 4: Simplify right side
   158,661x = 119,897,026,382.25
5. Step 5: Solve for x
   x = 119,897,026,382.25/158,661
6. Step 6: Final answer
   x = 755,680.52