Finding the Fourth Proportional to 140,940,581.84, 211,342,523.46 and 82,667,301.68

Step by Step Solution

1. Step 1: Write the proportion equation
   140,940,581.84 : 211,342,523.46 = 82,667,301.68 : x
2. Step 2: Convert to fraction form
   140,940,581.84/211,342,523.46 = 82,667,301.68/x
3. Step 3: Cross multiply
   140,940,581.84x = 211,342,523.46 × 82,667,301.68
4. Step 4: Simplify right side
   140,940,581.84x = 17,471,116,144,680,300
5. Step 5: Solve for x
   x = 17,471,116,144,680,300/140,940,581.84
6. Step 6: Final answer
   x = 123,960,862.92