Finding the Fourth Proportional to 11,665.89, 17,498.77 and 3,345.94

Step by Step Solution

1. Step 1: Write the proportion equation
   11,665.89 : 17,498.77 = 3,345.94 : x
2. Step 2: Convert to fraction form
   11,665.89/17,498.77 = 3,345.94/x
3. Step 3: Cross multiply
   11,665.89x = 17,498.77 × 3,345.94
4. Step 4: Simplify right side
   11,665.89x = 58,549,848.00
5. Step 5: Solve for x
   x = 58,549,848.00/11,665.89
6. Step 6: Final answer
   x = 5,018.89