Finding the Third Proportional to 61,790 and 93,870

Step by Step Solution

1. Step 1: Write the proportion equation
   61,790 : 93,870 = 93,870 : x
2. Step 2: Convert to fraction form
   61,790/93,870 = 93,870/x
3. Step 3: Cross multiply
   61,790x = 93,870 × 93,870
4. Step 4: Simplify right side
   61,790x = 8,811,576,900
5. Step 5: Solve for x
   x = 8,811,576,900/61,790
6. Step 6: Final answer
   x = 142,605.23