Finding the Fourth Proportional to 17,581,091.31, 26,370,615.55 and 5,284,789.11

Step by Step Solution

1. Step 1: Write the proportion equation
   17,581,091.31 : 26,370,615.55 = 5,284,789.11 : x
2. Step 2: Convert to fraction form
   17,581,091.31/26,370,615.55 = 5,284,789.11/x
3. Step 3: Cross multiply
   17,581,091.31x = 26,370,615.55 × 5,284,789.11
4. Step 4: Simplify right side
   17,581,091.31x = 139,363,141,882,636.67
5. Step 5: Solve for x
   x = 139,363,141,882,636.67/17,581,091.31
6. Step 6: Final answer
   x = 7,926,876.63