Finding the Third Proportional to 13,641.19 and 29,818.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,641.19 : 29,818.69 = 29,818.69 : x
2. Step 2: Convert to fraction form
   13,641.19/29,818.69 = 29,818.69/x
3. Step 3: Cross multiply
   13,641.19x = 29,818.69 × 29,818.69
4. Step 4: Simplify right side
   13,641.19x = 889,154,124.22
5. Step 5: Solve for x
   x = 889,154,124.22/13,641.19
6. Step 6: Final answer
   x = 65,181.58