Finding the Third Proportional to 73,561.31 and 113,669.63

Step by Step Solution

1. Step 1: Write the proportion equation
   73,561.31 : 113,669.63 = 113,669.63 : x
2. Step 2: Convert to fraction form
   73,561.31/113,669.63 = 113,669.63/x
3. Step 3: Cross multiply
   73,561.31x = 113,669.63 × 113,669.63
4. Step 4: Simplify right side
   73,561.31x = 12,920,783,647.64
5. Step 5: Solve for x
   x = 12,920,783,647.64/73,561.31
6. Step 6: Final answer
   x = 175,646.45