Finding the Third Proportional to 104,221 and 158,437.50

Step by Step Solution

1. Step 1: Write the proportion equation
   104,221 : 158,437.50 = 158,437.50 : x
2. Step 2: Convert to fraction form
   104,221/158,437.50 = 158,437.50/x
3. Step 3: Cross multiply
   104,221x = 158,437.50 × 158,437.50
4. Step 4: Simplify right side
   104,221x = 25,102,441,406.25
5. Step 5: Solve for x
   x = 25,102,441,406.25/104,221
6. Step 6: Final answer
   x = 240,857.81