Finding the Third Proportional to 29,257 and 42,557.50

Step by Step Solution

1. Step 1: Write the proportion equation
   29,257 : 42,557.50 = 42,557.50 : x
2. Step 2: Convert to fraction form
   29,257/42,557.50 = 42,557.50/x
3. Step 3: Cross multiply
   29,257x = 42,557.50 × 42,557.50
4. Step 4: Simplify right side
   29,257x = 1,811,140,806.25
5. Step 5: Solve for x
   x = 1,811,140,806.25/29,257
6. Step 6: Final answer
   x = 61,904.53