Finding the Third Proportional to 59,279.63 and 142,862.63

Step by Step Solution

1. Step 1: Write the proportion equation
   59,279.63 : 142,862.63 = 142,862.63 : x
2. Step 2: Convert to fraction form
   59,279.63/142,862.63 = 142,862.63/x
3. Step 3: Cross multiply
   59,279.63x = 142,862.63 × 142,862.63
4. Step 4: Simplify right side
   59,279.63x = 20,409,729,621.89
5. Step 5: Solve for x
   x = 20,409,729,621.89/59,279.63
6. Step 6: Final answer
   x = 344,295.86