Finding the Third Proportional to 112,390.03 and 240,772.50

Step by Step Solution

1. Step 1: Write the proportion equation
   112,390.03 : 240,772.50 = 240,772.50 : x
2. Step 2: Convert to fraction form
   112,390.03/240,772.50 = 240,772.50/x
3. Step 3: Cross multiply
   112,390.03x = 240,772.50 × 240,772.50
4. Step 4: Simplify right side
   112,390.03x = 57,971,396,756.25
5. Step 5: Solve for x
   x = 57,971,396,756.25/112,390.03
6. Step 6: Final answer
   x = 515,805.50