Finding the Fourth Proportional to 111,936.41, 154,483.14 and 83,592.89

Step by Step Solution

1. Step 1: Write the proportion equation
   111,936.41 : 154,483.14 = 83,592.89 : x
2. Step 2: Convert to fraction form
   111,936.41/154,483.14 = 83,592.89/x
3. Step 3: Cross multiply
   111,936.41x = 154,483.14 × 83,592.89
4. Step 4: Simplify right side
   111,936.41x = 12,913,692,128.87
5. Step 5: Solve for x
   x = 12,913,692,128.87/111,936.41
6. Step 6: Final answer
   x = 115,366.32