Finding the Third Proportional to 66,482.02 and 99,791.05

Step by Step Solution

1. Step 1: Write the proportion equation
   66,482.02 : 99,791.05 = 99,791.05 : x
2. Step 2: Convert to fraction form
   66,482.02/99,791.05 = 99,791.05/x
3. Step 3: Cross multiply
   66,482.02x = 99,791.05 × 99,791.05
4. Step 4: Simplify right side
   66,482.02x = 9,958,253,816.03
5. Step 5: Solve for x
   x = 9,958,253,816.03/66,482.02
6. Step 6: Final answer
   x = 149,788.69