Finding the Fourth Proportional to 17,870,676.45, 26,801,585.99 and 5,091,291.87

Step by Step Solution

1. Step 1: Write the proportion equation
   17,870,676.45 : 26,801,585.99 = 5,091,291.87 : x
2. Step 2: Convert to fraction form
   17,870,676.45/26,801,585.99 = 5,091,291.87/x
3. Step 3: Cross multiply
   17,870,676.45x = 26,801,585.99 × 5,091,291.87
4. Step 4: Simplify right side
   17,870,676.45x = 136,454,696,853,992.89
5. Step 5: Solve for x
   x = 136,454,696,853,992.89/17,870,676.45
6. Step 6: Final answer
   x = 7,635,676.09