Finding the Fourth Proportional to 103,514.09, 142,958.35 and 92,230.27

Step by Step Solution

1. Step 1: Write the proportion equation
   103,514.09 : 142,958.35 = 92,230.27 : x
2. Step 2: Convert to fraction form
   103,514.09/142,958.35 = 92,230.27/x
3. Step 3: Cross multiply
   103,514.09x = 142,958.35 × 92,230.27
4. Step 4: Simplify right side
   103,514.09x = 13,185,088,034.61
5. Step 5: Solve for x
   x = 13,185,088,034.61/103,514.09
6. Step 6: Final answer
   x = 127,374.81