Finding the Fourth Proportional to 94,640.05, 141,906.84 and 31,426.34

Step by Step Solution

1. Step 1: Write the proportion equation
   94,640.05 : 141,906.84 = 31,426.34 : x
2. Step 2: Convert to fraction form
   94,640.05/141,906.84 = 31,426.34/x
3. Step 3: Cross multiply
   94,640.05x = 141,906.84 × 31,426.34
4. Step 4: Simplify right side
   94,640.05x = 4,459,612,247.40
5. Step 5: Solve for x
   x = 4,459,612,247.40/94,640.05
6. Step 6: Final answer
   x = 47,121.83