Finding the Third Proportional to 54,300.94 and 84,078.84

Step by Step Solution

1. Step 1: Write the proportion equation
   54,300.94 : 84,078.84 = 84,078.84 : x
2. Step 2: Convert to fraction form
   54,300.94/84,078.84 = 84,078.84/x
3. Step 3: Cross multiply
   54,300.94x = 84,078.84 × 84,078.84
4. Step 4: Simplify right side
   54,300.94x = 7,069,251,966.34
5. Step 5: Solve for x
   x = 7,069,251,966.34/54,300.94
6. Step 6: Final answer
   x = 130,186.55