Finding the Fourth Proportional to 23,108.51, 34,679.16 and 10,642.61

Step by Step Solution

1. Step 1: Write the proportion equation
   23,108.51 : 34,679.16 = 10,642.61 : x
2. Step 2: Convert to fraction form
   23,108.51/34,679.16 = 10,642.61/x
3. Step 3: Cross multiply
   23,108.51x = 34,679.16 × 10,642.61
4. Step 4: Simplify right side
   23,108.51x = 369,076,601.61
5. Step 5: Solve for x
   x = 369,076,601.61/23,108.51
6. Step 6: Final answer
   x = 15,971.46