Finding the Fourth Proportional to 126,126.48, 189,219.42 and 37,380.72

Step by Step Solution

1. Step 1: Write the proportion equation
   126,126.48 : 189,219.42 = 37,380.72 : x
2. Step 2: Convert to fraction form
   126,126.48/189,219.42 = 37,380.72/x
3. Step 3: Cross multiply
   126,126.48x = 189,219.42 × 37,380.72
4. Step 4: Simplify right side
   126,126.48x = 7,073,158,157.58
5. Step 5: Solve for x
   x = 7,073,158,157.58/126,126.48
6. Step 6: Final answer
   x = 56,079.88