Finding the Third Proportional to 31,564.69 and 48,455.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,564.69 : 48,455.72 = 48,455.72 : x
2. Step 2: Convert to fraction form
   31,564.69/48,455.72 = 48,455.72/x
3. Step 3: Cross multiply
   31,564.69x = 48,455.72 × 48,455.72
4. Step 4: Simplify right side
   31,564.69x = 2,347,956,679.58
5. Step 5: Solve for x
   x = 2,347,956,679.58/31,564.69
6. Step 6: Final answer
   x = 74,385.55