Finding the Third Proportional to 13,705.45 and 29,973.80

Step by Step Solution

1. Step 1: Write the proportion equation
   13,705.45 : 29,973.80 = 29,973.80 : x
2. Step 2: Convert to fraction form
   13,705.45/29,973.80 = 29,973.80/x
3. Step 3: Cross multiply
   13,705.45x = 29,973.80 × 29,973.80
4. Step 4: Simplify right side
   13,705.45x = 898,428,499.10
5. Step 5: Solve for x
   x = 898,428,499.10/13,705.45
6. Step 6: Final answer
   x = 65,552.63