Finding the Third Proportional to 29,555.88 and 64,853.75

Step by Step Solution

1. Step 1: Write the proportion equation
   29,555.88 : 64,853.75 = 64,853.75 : x
2. Step 2: Convert to fraction form
   29,555.88/64,853.75 = 64,853.75/x
3. Step 3: Cross multiply
   29,555.88x = 64,853.75 × 64,853.75
4. Step 4: Simplify right side
   29,555.88x = 4,206,008,889.06
5. Step 5: Solve for x
   x = 4,206,008,889.06/29,555.88
6. Step 6: Final answer
   x = 142,307.03