Finding the Third Proportional to 25,900.31 and 56,485.13

Step by Step Solution

1. Step 1: Write the proportion equation
   25,900.31 : 56,485.13 = 56,485.13 : x
2. Step 2: Convert to fraction form
   25,900.31/56,485.13 = 56,485.13/x
3. Step 3: Cross multiply
   25,900.31x = 56,485.13 × 56,485.13
4. Step 4: Simplify right side
   25,900.31x = 3,190,569,346.27
5. Step 5: Solve for x
   x = 3,190,569,346.27/25,900.31
6. Step 6: Final answer
   x = 123,186.52