Finding the Third Proportional to 31,111.88 and 48,254.63

Step by Step Solution

1. Step 1: Write the proportion equation
   31,111.88 : 48,254.63 = 48,254.63 : x
2. Step 2: Convert to fraction form
   31,111.88/48,254.63 = 48,254.63/x
3. Step 3: Cross multiply
   31,111.88x = 48,254.63 × 48,254.63
4. Step 4: Simplify right side
   31,111.88x = 2,328,508,833.89
5. Step 5: Solve for x
   x = 2,328,508,833.89/31,111.88
6. Step 6: Final answer
   x = 74,843.09