Finding the Fourth Proportional to 91,323.10, 136,919.85 and 41,427.10

Step by Step Solution

1. Step 1: Write the proportion equation
   91,323.10 : 136,919.85 = 41,427.10 : x
2. Step 2: Convert to fraction form
   91,323.10/136,919.85 = 41,427.10/x
3. Step 3: Cross multiply
   91,323.10x = 136,919.85 × 41,427.10
4. Step 4: Simplify right side
   91,323.10x = 5,672,192,317.94
5. Step 5: Solve for x
   x = 5,672,192,317.94/91,323.10
6. Step 6: Final answer
   x = 62,111.25