Finding the Fourth Proportional to 91,708.19, 137,443.89 and 41,070.14

Step by Step Solution

1. Step 1: Write the proportion equation
   91,708.19 : 137,443.89 = 41,070.14 : x
2. Step 2: Convert to fraction form
   91,708.19/137,443.89 = 41,070.14/x
3. Step 3: Cross multiply
   91,708.19x = 137,443.89 × 41,070.14
4. Step 4: Simplify right side
   91,708.19x = 5,644,839,804.44
5. Step 5: Solve for x
   x = 5,644,839,804.44/91,708.19
6. Step 6: Final answer
   x = 61,552.19