Finding the Third Proportional to 68,262 and 148,114.50

Step by Step Solution

1. Step 1: Write the proportion equation
   68,262 : 148,114.50 = 148,114.50 : x
2. Step 2: Convert to fraction form
   68,262/148,114.50 = 148,114.50/x
3. Step 3: Cross multiply
   68,262x = 148,114.50 × 148,114.50
4. Step 4: Simplify right side
   68,262x = 21,937,905,110.25
5. Step 5: Solve for x
   x = 21,937,905,110.25/68,262
6. Step 6: Final answer
   x = 321,378.00