Finding the Third Proportional to 55,283.63 and 84,981.38

Step by Step Solution

1. Step 1: Write the proportion equation
   55,283.63 : 84,981.38 = 84,981.38 : x
2. Step 2: Convert to fraction form
   55,283.63/84,981.38 = 84,981.38/x
3. Step 3: Cross multiply
   55,283.63x = 84,981.38 × 84,981.38
4. Step 4: Simplify right side
   55,283.63x = 7,221,834,096.89
5. Step 5: Solve for x
   x = 7,221,834,096.89/55,283.63
6. Step 6: Final answer
   x = 130,632.43