Finding the Third Proportional to 112,222 and 240,207.50

Step by Step Solution

1. Step 1: Write the proportion equation
   112,222 : 240,207.50 = 240,207.50 : x
2. Step 2: Convert to fraction form
   112,222/240,207.50 = 240,207.50/x
3. Step 3: Cross multiply
   112,222x = 240,207.50 × 240,207.50
4. Step 4: Simplify right side
   112,222x = 57,699,643,056.25
5. Step 5: Solve for x
   x = 57,699,643,056.25/112,222
6. Step 6: Final answer
   x = 514,156.25