Finding the Third Proportional to 19,652.63 and 42,426.28

Step by Step Solution

1. Step 1: Write the proportion equation
   19,652.63 : 42,426.28 = 42,426.28 : x
2. Step 2: Convert to fraction form
   19,652.63/42,426.28 = 42,426.28/x
3. Step 3: Cross multiply
   19,652.63x = 42,426.28 × 42,426.28
4. Step 4: Simplify right side
   19,652.63x = 1,799,989,340.70
5. Step 5: Solve for x
   x = 1,799,989,340.70/19,652.63
6. Step 6: Final answer
   x = 91,590.28