Finding the Third Proportional to 60,698 and 91,866.75

Step by Step Solution

1. Step 1: Write the proportion equation
   60,698 : 91,866.75 = 91,866.75 : x
2. Step 2: Convert to fraction form
   60,698/91,866.75 = 91,866.75/x
3. Step 3: Cross multiply
   60,698x = 91,866.75 × 91,866.75
4. Step 4: Simplify right side
   60,698x = 8,439,499,755.56
5. Step 5: Solve for x
   x = 8,439,499,755.56/60,698
6. Step 6: Final answer
   x = 139,040.82