Finding the Third Proportional to 53,472 and 74,754.75

Step by Step Solution

1. Step 1: Write the proportion equation
   53,472 : 74,754.75 = 74,754.75 : x
2. Step 2: Convert to fraction form
   53,472/74,754.75 = 74,754.75/x
3. Step 3: Cross multiply
   53,472x = 74,754.75 × 74,754.75
4. Step 4: Simplify right side
   53,472x = 5,588,272,647.56
5. Step 5: Solve for x
   x = 5,588,272,647.56/53,472
6. Step 6: Final answer
   x = 104,508.39