Finding the Third Proportional to 111,376.50 and 240,141

Step by Step Solution

1. Step 1: Write the proportion equation
   111,376.50 : 240,141 = 240,141 : x
2. Step 2: Convert to fraction form
   111,376.50/240,141 = 240,141/x
3. Step 3: Cross multiply
   111,376.50x = 240,141 × 240,141
4. Step 4: Simplify right side
   111,376.50x = 57,667,699,881
5. Step 5: Solve for x
   x = 57,667,699,881/111,376.50
6. Step 6: Final answer
   x = 517,772.60