Finding the Third Proportional to 13,776.75 and 29,872.13

Step by Step Solution

1. Step 1: Write the proportion equation
   13,776.75 : 29,872.13 = 29,872.13 : x
2. Step 2: Convert to fraction form
   13,776.75/29,872.13 = 29,872.13/x
3. Step 3: Cross multiply
   13,776.75x = 29,872.13 × 29,872.13
4. Step 4: Simplify right side
   13,776.75x = 892,343,852.02
5. Step 5: Solve for x
   x = 892,343,852.02/13,776.75
6. Step 6: Final answer
   x = 64,771.72