Finding the Third Proportional to 47,900.63 and 72,513.56

Step by Step Solution

1. Step 1: Write the proportion equation
   47,900.63 : 72,513.56 = 72,513.56 : x
2. Step 2: Convert to fraction form
   47,900.63/72,513.56 = 72,513.56/x
3. Step 3: Cross multiply
   47,900.63x = 72,513.56 × 72,513.56
4. Step 4: Simplify right side
   47,900.63x = 5,258,216,746.44
5. Step 5: Solve for x
   x = 5,258,216,746.44/47,900.63
6. Step 6: Final answer
   x = 109,773.45