Finding the Fourth Proportional to 105,148.35, 157,724.76 and 37,684.80

Step by Step Solution

1. Step 1: Write the proportion equation
   105,148.35 : 157,724.76 = 37,684.80 : x
2. Step 2: Convert to fraction form
   105,148.35/157,724.76 = 37,684.80/x
3. Step 3: Cross multiply
   105,148.35x = 157,724.76 × 37,684.80
4. Step 4: Simplify right side
   105,148.35x = 5,943,826,035.65
5. Step 5: Solve for x
   x = 5,943,826,035.65/105,148.35
6. Step 6: Final answer
   x = 56,528.00