Finding the Fourth Proportional to 92,085.88, 138,097.42 and 35,921.56

Step by Step Solution

1. Step 1: Write the proportion equation
   92,085.88 : 138,097.42 = 35,921.56 : x
2. Step 2: Convert to fraction form
   92,085.88/138,097.42 = 35,921.56/x
3. Step 3: Cross multiply
   92,085.88x = 138,097.42 × 35,921.56
4. Step 4: Simplify right side
   92,085.88x = 4,960,674,758.38
5. Step 5: Solve for x
   x = 4,960,674,758.38/92,085.88
6. Step 6: Final answer
   x = 53,870.09