Finding the Third Proportional to 55,335.66 and 84,051.42

Step by Step Solution

1. Step 1: Write the proportion equation
   55,335.66 : 84,051.42 = 84,051.42 : x
2. Step 2: Convert to fraction form
   55,335.66/84,051.42 = 84,051.42/x
3. Step 3: Cross multiply
   55,335.66x = 84,051.42 × 84,051.42
4. Step 4: Simplify right side
   55,335.66x = 7,064,641,519.21
5. Step 5: Solve for x
   x = 7,064,641,519.21/55,335.66
6. Step 6: Final answer
   x = 127,668.88