Finding the Fourth Proportional to 94,279.76, 141,423.99 and 31,105.40

Step by Step Solution

1. Step 1: Write the proportion equation
   94,279.76 : 141,423.99 = 31,105.40 : x
2. Step 2: Convert to fraction form
   94,279.76/141,423.99 = 31,105.40/x
3. Step 3: Cross multiply
   94,279.76x = 141,423.99 × 31,105.40
4. Step 4: Simplify right side
   94,279.76x = 4,399,049,188.07
5. Step 5: Solve for x
   x = 4,399,049,188.07/94,279.76
6. Step 6: Final answer
   x = 46,659.53