Finding the Fourth Proportional to 118,514.34, 163,549.89 and 64,799.46

Step by Step Solution

1. Step 1: Write the proportion equation
   118,514.34 : 163,549.89 = 64,799.46 : x
2. Step 2: Convert to fraction form
   118,514.34/163,549.89 = 64,799.46/x
3. Step 3: Cross multiply
   118,514.34x = 163,549.89 × 64,799.46
4. Step 4: Simplify right side
   118,514.34x = 10,597,944,555.06
5. Step 5: Solve for x
   x = 10,597,944,555.06/118,514.34
6. Step 6: Final answer
   x = 89,423.31