Finding the Third Proportional to 66,100.97 and 99,298.03

Step by Step Solution

1. Step 1: Write the proportion equation
   66,100.97 : 99,298.03 = 99,298.03 : x
2. Step 2: Convert to fraction form
   66,100.97/99,298.03 = 99,298.03/x
3. Step 3: Cross multiply
   66,100.97x = 99,298.03 × 99,298.03
4. Step 4: Simplify right side
   66,100.97x = 9,860,099,010.13
5. Step 5: Solve for x
   x = 9,860,099,010.13/66,100.97
6. Step 6: Final answer
   x = 149,167.24