Finding the Fourth Proportional to 84,155, 116,125.60 and 58,716.05

Step by Step Solution

1. Step 1: Write the proportion equation
   84,155 : 116,125.60 = 58,716.05 : x
2. Step 2: Convert to fraction form
   84,155/116,125.60 = 58,716.05/x
3. Step 3: Cross multiply
   84,155x = 116,125.60 × 58,716.05
4. Step 4: Simplify right side
   84,155x = 6,818,436,242.30
5. Step 5: Solve for x
   x = 6,818,436,242.30/84,155
6. Step 6: Final answer
   x = 81,022.35