Finding the Third Proportional to 112,518 and 240,100.50

Step by Step Solution

1. Step 1: Write the proportion equation
   112,518 : 240,100.50 = 240,100.50 : x
2. Step 2: Convert to fraction form
   112,518/240,100.50 = 240,100.50/x
3. Step 3: Cross multiply
   112,518x = 240,100.50 × 240,100.50
4. Step 4: Simplify right side
   112,518x = 57,648,250,100.25
5. Step 5: Solve for x
   x = 57,648,250,100.25/112,518
6. Step 6: Final answer
   x = 512,346.91