Finding the Fourth Proportional to 126,409, 189,644.70 and 37,662.16

Step by Step Solution

1. Step 1: Write the proportion equation
   126,409 : 189,644.70 = 37,662.16 : x
2. Step 2: Convert to fraction form
   126,409/189,644.70 = 37,662.16/x
3. Step 3: Cross multiply
   126,409x = 189,644.70 × 37,662.16
4. Step 4: Simplify right side
   126,409x = 7,142,429,034.55
5. Step 5: Solve for x
   x = 7,142,429,034.55/126,409
6. Step 6: Final answer
   x = 56,502.54