Finding the Fourth Proportional to 118,291.48, 163,242.52 and 64,576.52

Step by Step Solution

1. Step 1: Write the proportion equation
   118,291.48 : 163,242.52 = 64,576.52 : x
2. Step 2: Convert to fraction form
   118,291.48/163,242.52 = 64,576.52/x
3. Step 3: Cross multiply
   118,291.48x = 163,242.52 × 64,576.52
4. Step 4: Simplify right side
   118,291.48x = 10,541,633,857.63
5. Step 5: Solve for x
   x = 10,541,633,857.63/118,291.48
6. Step 6: Final answer
   x = 89,115.75