Finding the Third Proportional to 11,754,788 and 18,156,238

Step by Step Solution

1. Step 1: Write the proportion equation
   11,754,788 : 18,156,238 = 18,156,238 : x
2. Step 2: Convert to fraction form
   11,754,788/18,156,238 = 18,156,238/x
3. Step 3: Cross multiply
   11,754,788x = 18,156,238 × 18,156,238
4. Step 4: Simplify right side
   11,754,788x = 329,648,978,312,644
5. Step 5: Solve for x
   x = 329,648,978,312,644/11,754,788
6. Step 6: Final answer
   x = 28,043,804.64