Finding the Fourth Proportional to 91,083.84, 136,642.23 and 41,187.45

Step by Step Solution

1. Step 1: Write the proportion equation
   91,083.84 : 136,642.23 = 41,187.45 : x
2. Step 2: Convert to fraction form
   91,083.84/136,642.23 = 41,187.45/x
3. Step 3: Cross multiply
   91,083.84x = 136,642.23 × 41,187.45
4. Step 4: Simplify right side
   91,083.84x = 5,627,945,016.01
5. Step 5: Solve for x
   x = 5,627,945,016.01/91,083.84
6. Step 6: Final answer
   x = 61,788.62