Finding the Fourth Proportional to 2,138,092.50, 2,950,568.18 and 1,171,257.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,138,092.50 : 2,950,568.18 = 1,171,257.17 : x
2. Step 2: Convert to fraction form
   2,138,092.50/2,950,568.18 = 1,171,257.17/x
3. Step 3: Cross multiply
   2,138,092.50x = 2,950,568.18 × 1,171,257.17
4. Step 4: Simplify right side
   2,138,092.50x = 3,455,874,115,789.72
5. Step 5: Solve for x
   x = 3,455,874,115,789.72/2,138,092.50
6. Step 6: Final answer
   x = 1,616,335.18