Finding the Third Proportional to 60,581 and 91,961.50

Step by Step Solution

1. Step 1: Write the proportion equation
   60,581 : 91,961.50 = 91,961.50 : x
2. Step 2: Convert to fraction form
   60,581/91,961.50 = 91,961.50/x
3. Step 3: Cross multiply
   60,581x = 91,961.50 × 91,961.50
4. Step 4: Simplify right side
   60,581x = 8,456,917,482.25
5. Step 5: Solve for x
   x = 8,456,917,482.25/60,581
6. Step 6: Final answer
   x = 139,596.86