Finding the Third Proportional to 15,918.19 and 29,549.81

Step by Step Solution

1. Step 1: Write the proportion equation
   15,918.19 : 29,549.81 = 29,549.81 : x
2. Step 2: Convert to fraction form
   15,918.19/29,549.81 = 29,549.81/x
3. Step 3: Cross multiply
   15,918.19x = 29,549.81 × 29,549.81
4. Step 4: Simplify right side
   15,918.19x = 873,191,418.79
5. Step 5: Solve for x
   x = 873,191,418.79/15,918.19
6. Step 6: Final answer
   x = 54,854.95