Finding the Third Proportional to 45,154.50 and 71,558.63

Step by Step Solution

1. Step 1: Write the proportion equation
   45,154.50 : 71,558.63 = 71,558.63 : x
2. Step 2: Convert to fraction form
   45,154.50/71,558.63 = 71,558.63/x
3. Step 3: Cross multiply
   45,154.50x = 71,558.63 × 71,558.63
4. Step 4: Simplify right side
   45,154.50x = 5,120,636,811.89
5. Step 5: Solve for x
   x = 5,120,636,811.89/45,154.50
6. Step 6: Final answer
   x = 113,402.58