Finding the Third Proportional to 20,913.19 and 45,670.71

Step by Step Solution

1. Step 1: Write the proportion equation
   20,913.19 : 45,670.71 = 45,670.71 : x
2. Step 2: Convert to fraction form
   20,913.19/45,670.71 = 45,670.71/x
3. Step 3: Cross multiply
   20,913.19x = 45,670.71 × 45,670.71
4. Step 4: Simplify right side
   20,913.19x = 2,085,813,837.54
5. Step 5: Solve for x
   x = 2,085,813,837.54/20,913.19
6. Step 6: Final answer
   x = 99,736.77