Finding the Third Proportional to 13,691,833.10 and 19,578,049.63

Step by Step Solution

1. Step 1: Write the proportion equation
   13,691,833.10 : 19,578,049.63 = 19,578,049.63 : x
2. Step 2: Convert to fraction form
   13,691,833.10/19,578,049.63 = 19,578,049.63/x
3. Step 3: Cross multiply
   13,691,833.10x = 19,578,049.63 × 19,578,049.63
4. Step 4: Simplify right side
   13,691,833.10x = 383,300,027,271,906.38
5. Step 5: Solve for x
   x = 383,300,027,271,906.38/13,691,833.10
6. Step 6: Final answer
   x = 27,994,792.55