Finding the Third Proportional to 11,111,782.50 and 16,697,259

Step by Step Solution

1. Step 1: Write the proportion equation
   11,111,782.50 : 16,697,259 = 16,697,259 : x
2. Step 2: Convert to fraction form
   11,111,782.50/16,697,259 = 16,697,259/x
3. Step 3: Cross multiply
   11,111,782.50x = 16,697,259 × 16,697,259
4. Step 4: Simplify right side
   11,111,782.50x = 278,798,458,113,081
5. Step 5: Solve for x
   x = 278,798,458,113,081/11,111,782.50
6. Step 6: Final answer
   x = 25,090,345.15