Finding the Third Proportional to 60,705 and 91,904.50

Step by Step Solution

1. Step 1: Write the proportion equation
   60,705 : 91,904.50 = 91,904.50 : x
2. Step 2: Convert to fraction form
   60,705/91,904.50 = 91,904.50/x
3. Step 3: Cross multiply
   60,705x = 91,904.50 × 91,904.50
4. Step 4: Simplify right side
   60,705x = 8,446,437,120.25
5. Step 5: Solve for x
   x = 8,446,437,120.25/60,705
6. Step 6: Final answer
   x = 139,139.07