Finding the Fourth Proportional to 82,307.67, 123,448.87 and 26,140.51

Step by Step Solution

1. Step 1: Write the proportion equation
   82,307.67 : 123,448.87 = 26,140.51 : x
2. Step 2: Convert to fraction form
   82,307.67/123,448.87 = 26,140.51/x
3. Step 3: Cross multiply
   82,307.67x = 123,448.87 × 26,140.51
4. Step 4: Simplify right side
   82,307.67x = 3,227,016,420.72
5. Step 5: Solve for x
   x = 3,227,016,420.72/82,307.67
6. Step 6: Final answer
   x = 39,206.75