Finding the Third Proportional to 45,874.69 and 64,602.56

Step by Step Solution

1. Step 1: Write the proportion equation
   45,874.69 : 64,602.56 = 64,602.56 : x
2. Step 2: Convert to fraction form
   45,874.69/64,602.56 = 64,602.56/x
3. Step 3: Cross multiply
   45,874.69x = 64,602.56 × 64,602.56
4. Step 4: Simplify right side
   45,874.69x = 4,173,491,081.57
5. Step 5: Solve for x
   x = 4,173,491,081.57/45,874.69
6. Step 6: Final answer
   x = 90,975.90