Finding the Third Proportional to 64,465.31 and 99,613.97

Step by Step Solution

1. Step 1: Write the proportion equation
   64,465.31 : 99,613.97 = 99,613.97 : x
2. Step 2: Convert to fraction form
   64,465.31/99,613.97 = 99,613.97/x
3. Step 3: Cross multiply
   64,465.31x = 99,613.97 × 99,613.97
4. Step 4: Simplify right side
   64,465.31x = 9,922,942,770.13
5. Step 5: Solve for x
   x = 9,922,942,770.13/64,465.31
6. Step 6: Final answer
   x = 153,926.85