Finding the Third Proportional to 13,445.44 and 21,354.56

Step by Step Solution

1. Step 1: Write the proportion equation
   13,445.44 : 21,354.56 = 21,354.56 : x
2. Step 2: Convert to fraction form
   13,445.44/21,354.56 = 21,354.56/x
3. Step 3: Cross multiply
   13,445.44x = 21,354.56 × 21,354.56
4. Step 4: Simplify right side
   13,445.44x = 456,017,339.57
5. Step 5: Solve for x
   x = 456,017,339.57/13,445.44
6. Step 6: Final answer
   x = 33,916.14