Finding the Third Proportional to 64,767.47 and 152,672.81

Step by Step Solution

1. Step 1: Write the proportion equation
   64,767.47 : 152,672.81 = 152,672.81 : x
2. Step 2: Convert to fraction form
   64,767.47/152,672.81 = 152,672.81/x
3. Step 3: Cross multiply
   64,767.47x = 152,672.81 × 152,672.81
4. Step 4: Simplify right side
   64,767.47x = 23,308,987,676.66
5. Step 5: Solve for x
   x = 23,308,987,676.66/64,767.47
6. Step 6: Final answer
   x = 359,887.27