Finding the Third Proportional to 65,822.63 and 99,314.86

Step by Step Solution

1. Step 1: Write the proportion equation
   65,822.63 : 99,314.86 = 99,314.86 : x
2. Step 2: Convert to fraction form
   65,822.63/99,314.86 = 99,314.86/x
3. Step 3: Cross multiply
   65,822.63x = 99,314.86 × 99,314.86
4. Step 4: Simplify right side
   65,822.63x = 9,863,441,292.68
5. Step 5: Solve for x
   x = 9,863,441,292.68/65,822.63
6. Step 6: Final answer
   x = 149,848.80