Finding the Third Proportional to 27,898.07 and 42,430.92

Step by Step Solution

1. Step 1: Write the proportion equation
   27,898.07 : 42,430.92 = 42,430.92 : x
2. Step 2: Convert to fraction form
   27,898.07/42,430.92 = 42,430.92/x
3. Step 3: Cross multiply
   27,898.07x = 42,430.92 × 42,430.92
4. Step 4: Simplify right side
   27,898.07x = 1,800,383,131.16
5. Step 5: Solve for x
   x = 1,800,383,131.16/27,898.07
6. Step 6: Final answer
   x = 64,534.33