Finding the Third Proportional to 31,559.63 and 49,237.88

Step by Step Solution

1. Step 1: Write the proportion equation
   31,559.63 : 49,237.88 = 49,237.88 : x
2. Step 2: Convert to fraction form
   31,559.63/49,237.88 = 49,237.88/x
3. Step 3: Cross multiply
   31,559.63x = 49,237.88 × 49,237.88
4. Step 4: Simplify right side
   31,559.63x = 2,424,368,334.52
5. Step 5: Solve for x
   x = 2,424,368,334.52/31,559.63
6. Step 6: Final answer
   x = 76,818.67