Finding the Third Proportional to 70,666 and 99,038

Step by Step Solution

1. Step 1: Write the proportion equation
   70,666 : 99,038 = 99,038 : x
2. Step 2: Convert to fraction form
   70,666/99,038 = 99,038/x
3. Step 3: Cross multiply
   70,666x = 99,038 × 99,038
4. Step 4: Simplify right side
   70,666x = 9,808,525,444
5. Step 5: Solve for x
   x = 9,808,525,444/70,666
6. Step 6: Final answer
   x = 138,801.20