Finding the Third Proportional to 42,006.94 and 66,547.83

Step by Step Solution

1. Step 1: Write the proportion equation
   42,006.94 : 66,547.83 = 66,547.83 : x
2. Step 2: Convert to fraction form
   42,006.94/66,547.83 = 66,547.83/x
3. Step 3: Cross multiply
   42,006.94x = 66,547.83 × 66,547.83
4. Step 4: Simplify right side
   42,006.94x = 4,428,613,428.15
5. Step 5: Solve for x
   x = 4,428,613,428.15/42,006.94
6. Step 6: Final answer
   x = 105,425.76