Finding the Fourth Proportional to 91,638.53, 137,427.04 and 41,005.84

Step by Step Solution

1. Step 1: Write the proportion equation
   91,638.53 : 137,427.04 = 41,005.84 : x
2. Step 2: Convert to fraction form
   91,638.53/137,427.04 = 41,005.84/x
3. Step 3: Cross multiply
   91,638.53x = 137,427.04 × 41,005.84
4. Step 4: Simplify right side
   91,638.53x = 5,635,310,767.83
5. Step 5: Solve for x
   x = 5,635,310,767.83/91,638.53
6. Step 6: Final answer
   x = 61,494.99