Finding the Third Proportional to 57,145.50 and 84,060.84

Step by Step Solution

1. Step 1: Write the proportion equation
   57,145.50 : 84,060.84 = 84,060.84 : x
2. Step 2: Convert to fraction form
   57,145.50/84,060.84 = 84,060.84/x
3. Step 3: Cross multiply
   57,145.50x = 84,060.84 × 84,060.84
4. Step 4: Simplify right side
   57,145.50x = 7,066,225,451.96
5. Step 5: Solve for x
   x = 7,066,225,451.96/57,145.50
6. Step 6: Final answer
   x = 123,653.23