Finding the Fourth Proportional to 82,303.80, 123,462.99 and 23,139.98

Step by Step Solution

1. Step 1: Write the proportion equation
   82,303.80 : 123,462.99 = 23,139.98 : x
2. Step 2: Convert to fraction form
   82,303.80/123,462.99 = 23,139.98/x
3. Step 3: Cross multiply
   82,303.80x = 123,462.99 × 23,139.98
4. Step 4: Simplify right side
   82,303.80x = 2,856,931,003.64
5. Step 5: Solve for x
   x = 2,856,931,003.64/82,303.80
6. Step 6: Final answer
   x = 34,712.02