Finding the Fourth Proportional to 91,804.77, 137,713.83 and 38,443.08

Step by Step Solution

1. Step 1: Write the proportion equation
   91,804.77 : 137,713.83 = 38,443.08 : x
2. Step 2: Convert to fraction form
   91,804.77/137,713.83 = 38,443.08/x
3. Step 3: Cross multiply
   91,804.77x = 137,713.83 × 38,443.08
4. Step 4: Simplify right side
   91,804.77x = 5,294,143,783.80
5. Step 5: Solve for x
   x = 5,294,143,783.80/91,804.77
6. Step 6: Final answer
   x = 57,667.42