Finding the Fourth Proportional to 65,783.78, 98,632.29 and 23,642.72

Step by Step Solution

1. Step 1: Write the proportion equation
   65,783.78 : 98,632.29 = 23,642.72 : x
2. Step 2: Convert to fraction form
   65,783.78/98,632.29 = 23,642.72/x
3. Step 3: Cross multiply
   65,783.78x = 98,632.29 × 23,642.72
4. Step 4: Simplify right side
   65,783.78x = 2,331,935,615.43
5. Step 5: Solve for x
   x = 2,331,935,615.43/65,783.78
6. Step 6: Final answer
   x = 35,448.49