Finding the Fourth Proportional to 126,300.40, 189,481.98 and 37,553.77

Step by Step Solution

1. Step 1: Write the proportion equation
   126,300.40 : 189,481.98 = 37,553.77 : x
2. Step 2: Convert to fraction form
   126,300.40/189,481.98 = 37,553.77/x
3. Step 3: Cross multiply
   126,300.40x = 189,481.98 × 37,553.77
4. Step 4: Simplify right side
   126,300.40x = 7,115,761,748.65
5. Step 5: Solve for x
   x = 7,115,761,748.65/126,300.40
6. Step 6: Final answer
   x = 56,339.98