Finding the Fourth Proportional to 126,401.73, 189,643.59 and 37,656

Step by Step Solution

1. Step 1: Write the proportion equation
   126,401.73 : 189,643.59 = 37,656 : x
2. Step 2: Convert to fraction form
   126,401.73/189,643.59 = 37,656/x
3. Step 3: Cross multiply
   126,401.73x = 189,643.59 × 37,656
4. Step 4: Simplify right side
   126,401.73x = 7,141,219,025.04
5. Step 5: Solve for x
   x = 7,141,219,025.04/126,401.73
6. Step 6: Final answer
   x = 56,496.21