Finding the Fourth Proportional to 126,667.84, 189,940.38 and 51,758.24

Step by Step Solution

1. Step 1: Write the proportion equation
   126,667.84 : 189,940.38 = 51,758.24 : x
2. Step 2: Convert to fraction form
   126,667.84/189,940.38 = 51,758.24/x
3. Step 3: Cross multiply
   126,667.84x = 189,940.38 × 51,758.24
4. Step 4: Simplify right side
   126,667.84x = 9,830,979,773.73
5. Step 5: Solve for x
   x = 9,830,979,773.73/126,667.84
6. Step 6: Final answer
   x = 77,612.28