Finding the Fourth Proportional to 75,111.49, 112,688.43 and 37,626.31

Step by Step Solution

1. Step 1: Write the proportion equation
   75,111.49 : 112,688.43 = 37,626.31 : x
2. Step 2: Convert to fraction form
   75,111.49/112,688.43 = 37,626.31/x
3. Step 3: Cross multiply
   75,111.49x = 112,688.43 × 37,626.31
4. Step 4: Simplify right side
   75,111.49x = 4,240,049,800.59
5. Step 5: Solve for x
   x = 4,240,049,800.59/75,111.49
6. Step 6: Final answer
   x = 56,450.08