Finding the Third Proportional to 19,826.44 and 28,994.63

Step by Step Solution

1. Step 1: Write the proportion equation
   19,826.44 : 28,994.63 = 28,994.63 : x
2. Step 2: Convert to fraction form
   19,826.44/28,994.63 = 28,994.63/x
3. Step 3: Cross multiply
   19,826.44x = 28,994.63 × 28,994.63
4. Step 4: Simplify right side
   19,826.44x = 840,688,278.89
5. Step 5: Solve for x
   x = 840,688,278.89/19,826.44
6. Step 6: Final answer
   x = 42,402.39