Finding the Third Proportional to 37,881 and 56,821.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,881 : 56,821.50 = 56,821.50 : x
2. Step 2: Convert to fraction form
   37,881/56,821.50 = 56,821.50/x
3. Step 3: Cross multiply
   37,881x = 56,821.50 × 56,821.50
4. Step 4: Simplify right side
   37,881x = 3,228,682,862.25
5. Step 5: Solve for x
   x = 3,228,682,862.25/37,881
6. Step 6: Final answer
   x = 85,232.25