Finding the Third Proportional to 55,014.19 and 74,287.13

Step by Step Solution

1. Step 1: Write the proportion equation
   55,014.19 : 74,287.13 = 74,287.13 : x
2. Step 2: Convert to fraction form
   55,014.19/74,287.13 = 74,287.13/x
3. Step 3: Cross multiply
   55,014.19x = 74,287.13 × 74,287.13
4. Step 4: Simplify right side
   55,014.19x = 5,518,576,940.77
5. Step 5: Solve for x
   x = 5,518,576,940.77/55,014.19
6. Step 6: Final answer
   x = 100,311.89