Finding the Third Proportional to 29,315.81 and 45,409.50

Step by Step Solution

1. Step 1: Write the proportion equation
   29,315.81 : 45,409.50 = 45,409.50 : x
2. Step 2: Convert to fraction form
   29,315.81/45,409.50 = 45,409.50/x
3. Step 3: Cross multiply
   29,315.81x = 45,409.50 × 45,409.50
4. Step 4: Simplify right side
   29,315.81x = 2,062,022,690.25
5. Step 5: Solve for x
   x = 2,062,022,690.25/29,315.81
6. Step 6: Final answer
   x = 70,338.24