Finding the Third Proportional to 56,147.53 and 84,134.63

Step by Step Solution

1. Step 1: Write the proportion equation
   56,147.53 : 84,134.63 = 84,134.63 : x
2. Step 2: Convert to fraction form
   56,147.53/84,134.63 = 84,134.63/x
3. Step 3: Cross multiply
   56,147.53x = 84,134.63 × 84,134.63
4. Step 4: Simplify right side
   56,147.53x = 7,078,635,123.89
5. Step 5: Solve for x
   x = 7,078,635,123.89/56,147.53
6. Step 6: Final answer
   x = 126,072.06