Finding the Third Proportional to 29,662.50 and 64,454.81

Step by Step Solution

1. Step 1: Write the proportion equation
   29,662.50 : 64,454.81 = 64,454.81 : x
2. Step 2: Convert to fraction form
   29,662.50/64,454.81 = 64,454.81/x
3. Step 3: Cross multiply
   29,662.50x = 64,454.81 × 64,454.81
4. Step 4: Simplify right side
   29,662.50x = 4,154,422,854.41
5. Step 5: Solve for x
   x = 4,154,422,854.41/29,662.50
6. Step 6: Final answer
   x = 140,056.40