Finding the Third Proportional to 27,743.63 and 42,307.88

Step by Step Solution

1. Step 1: Write the proportion equation
   27,743.63 : 42,307.88 = 42,307.88 : x
2. Step 2: Convert to fraction form
   27,743.63/42,307.88 = 42,307.88/x
3. Step 3: Cross multiply
   27,743.63x = 42,307.88 × 42,307.88
4. Step 4: Simplify right side
   27,743.63x = 1,789,956,287.02
5. Step 5: Solve for x
   x = 1,789,956,287.02/27,743.63
6. Step 6: Final answer
   x = 64,517.75