Finding the Third Proportional to 53,472.75 and 74,756.25

Step by Step Solution

1. Step 1: Write the proportion equation
   53,472.75 : 74,756.25 = 74,756.25 : x
2. Step 2: Convert to fraction form
   53,472.75/74,756.25 = 74,756.25/x
3. Step 3: Cross multiply
   53,472.75x = 74,756.25 × 74,756.25
4. Step 4: Simplify right side
   53,472.75x = 5,588,496,914.06
5. Step 5: Solve for x
   x = 5,588,496,914.06/53,472.75
6. Step 6: Final answer
   x = 104,511.12