Finding the Third Proportional to 21,093.75 and 30,030.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,093.75 : 30,030.75 = 30,030.75 : x
2. Step 2: Convert to fraction form
   21,093.75/30,030.75 = 30,030.75/x
3. Step 3: Cross multiply
   21,093.75x = 30,030.75 × 30,030.75
4. Step 4: Simplify right side
   21,093.75x = 901,845,945.56
5. Step 5: Solve for x
   x = 901,845,945.56/21,093.75
6. Step 6: Final answer
   x = 42,754.18