Finding the Third Proportional to 29,322.75 and 64,477.50

Step by Step Solution

1. Step 1: Write the proportion equation
   29,322.75 : 64,477.50 = 64,477.50 : x
2. Step 2: Convert to fraction form
   29,322.75/64,477.50 = 64,477.50/x
3. Step 3: Cross multiply
   29,322.75x = 64,477.50 × 64,477.50
4. Step 4: Simplify right side
   29,322.75x = 4,157,348,006.25
5. Step 5: Solve for x
   x = 4,157,348,006.25/29,322.75
6. Step 6: Final answer
   x = 141,778.93