Finding the Third Proportional to 17,913.66 and 35,386.88

Step by Step Solution

1. Step 1: Write the proportion equation
   17,913.66 : 35,386.88 = 35,386.88 : x
2. Step 2: Convert to fraction form
   17,913.66/35,386.88 = 35,386.88/x
3. Step 3: Cross multiply
   17,913.66x = 35,386.88 × 35,386.88
4. Step 4: Simplify right side
   17,913.66x = 1,252,230,922.27
5. Step 5: Solve for x
   x = 1,252,230,922.27/17,913.66
6. Step 6: Final answer
   x = 69,903.70