Finding the Third Proportional to 29,419.50 and 45,012.75

Step by Step Solution

1. Step 1: Write the proportion equation
   29,419.50 : 45,012.75 = 45,012.75 : x
2. Step 2: Convert to fraction form
   29,419.50/45,012.75 = 45,012.75/x
3. Step 3: Cross multiply
   29,419.50x = 45,012.75 × 45,012.75
4. Step 4: Simplify right side
   29,419.50x = 2,026,147,662.56
5. Step 5: Solve for x
   x = 2,026,147,662.56/29,419.50
6. Step 6: Final answer
   x = 68,870.91