Finding the Third Proportional to 12,506.91 and 19,364.06

Step by Step Solution

1. Step 1: Write the proportion equation
   12,506.91 : 19,364.06 = 19,364.06 : x
2. Step 2: Convert to fraction form
   12,506.91/19,364.06 = 19,364.06/x
3. Step 3: Cross multiply
   12,506.91x = 19,364.06 × 19,364.06
4. Step 4: Simplify right side
   12,506.91x = 374,966,916.50
5. Step 5: Solve for x
   x = 374,966,916.50/12,506.91
6. Step 6: Final answer
   x = 29,980.79