Finding the Fourth Proportional to 11,762.42, 17,642.71 and 2,997.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,762.42 : 17,642.71 = 2,997.10 : x
2. Step 2: Convert to fraction form
   11,762.42/17,642.71 = 2,997.10/x
3. Step 3: Cross multiply
   11,762.42x = 17,642.71 × 2,997.10
4. Step 4: Simplify right side
   11,762.42x = 52,876,991.94
5. Step 5: Solve for x
   x = 52,876,991.94/11,762.42
6. Step 6: Final answer
   x = 4,495.42