Finding the Fourth Proportional to 92,045.29, 137,865.57 and 76,069.27

Step by Step Solution

1. Step 1: Write the proportion equation
   92,045.29 : 137,865.57 = 76,069.27 : x
2. Step 2: Convert to fraction form
   92,045.29/137,865.57 = 76,069.27/x
3. Step 3: Cross multiply
   92,045.29x = 137,865.57 × 76,069.27
4. Step 4: Simplify right side
   92,045.29x = 10,487,333,268.03
5. Step 5: Solve for x
   x = 10,487,333,268.03/92,045.29
6. Step 6: Final answer
   x = 113,936.66