Finding the Third Proportional to 65,664 and 144,088.88

Step by Step Solution

1. Step 1: Write the proportion equation
   65,664 : 144,088.88 = 144,088.88 : x
2. Step 2: Convert to fraction form
   65,664/144,088.88 = 144,088.88/x
3. Step 3: Cross multiply
   65,664x = 144,088.88 × 144,088.88
4. Step 4: Simplify right side
   65,664x = 20,761,603,898.77
5. Step 5: Solve for x
   x = 20,761,603,898.77/65,664
6. Step 6: Final answer
   x = 316,179.40