Finding the Fourth Proportional to 104,255.00, 143,870.34 and 58,931.39

Step by Step Solution

1. Step 1: Write the proportion equation
   104,255.00 : 143,870.34 = 58,931.39 : x
2. Step 2: Convert to fraction form
   104,255.00/143,870.34 = 58,931.39/x
3. Step 3: Cross multiply
   104,255.00x = 143,870.34 × 58,931.39
4. Step 4: Simplify right side
   104,255.00x = 8,478,478,101.96
5. Step 5: Solve for x
   x = 8,478,478,101.96/104,255.00
6. Step 6: Final answer
   x = 81,324.43