Finding the Fourth Proportional to 105,140.84, 157,672.32 and 37,662.36

Step by Step Solution

1. Step 1: Write the proportion equation
   105,140.84 : 157,672.32 = 37,662.36 : x
2. Step 2: Convert to fraction form
   105,140.84/157,672.32 = 37,662.36/x
3. Step 3: Cross multiply
   105,140.84x = 157,672.32 × 37,662.36
4. Step 4: Simplify right side
   105,140.84x = 5,938,311,677.88
5. Step 5: Solve for x
   x = 5,938,311,677.88/105,140.84
6. Step 6: Final answer
   x = 56,479.59