Finding the Fourth Proportional to 105,156, 157,735.08 and 31,284

Step by Step Solution

1. Step 1: Write the proportion equation
   105,156 : 157,735.08 = 31,284 : x
2. Step 2: Convert to fraction form
   105,156/157,735.08 = 31,284/x
3. Step 3: Cross multiply
   105,156x = 157,735.08 × 31,284
4. Step 4: Simplify right side
   105,156x = 4,934,584,242.72
5. Step 5: Solve for x
   x = 4,934,584,242.72/105,156
6. Step 6: Final answer
   x = 46,926.32