Finding the Third Proportional to 45,522.63 and 68,918.98

Step by Step Solution

1. Step 1: Write the proportion equation
   45,522.63 : 68,918.98 = 68,918.98 : x
2. Step 2: Convert to fraction form
   45,522.63/68,918.98 = 68,918.98/x
3. Step 3: Cross multiply
   45,522.63x = 68,918.98 × 68,918.98
4. Step 4: Simplify right side
   45,522.63x = 4,749,825,330.42
5. Step 5: Solve for x
   x = 4,749,825,330.42/45,522.63
6. Step 6: Final answer
   x = 104,339.86