Finding the Third Proportional to 19,752.61 and 42,854.06

Step by Step Solution

1. Step 1: Write the proportion equation
   19,752.61 : 42,854.06 = 42,854.06 : x
2. Step 2: Convert to fraction form
   19,752.61/42,854.06 = 42,854.06/x
3. Step 3: Cross multiply
   19,752.61x = 42,854.06 × 42,854.06
4. Step 4: Simplify right side
   19,752.61x = 1,836,470,672.75
5. Step 5: Solve for x
   x = 1,836,470,672.75/19,752.61
6. Step 6: Final answer
   x = 92,973.57