Finding the Fourth Proportional to 117,725.71, 162,460.63 and 64,010.71

Step by Step Solution

1. Step 1: Write the proportion equation
   117,725.71 : 162,460.63 = 64,010.71 : x
2. Step 2: Convert to fraction form
   117,725.71/162,460.63 = 64,010.71/x
3. Step 3: Cross multiply
   117,725.71x = 162,460.63 × 64,010.71
4. Step 4: Simplify right side
   117,725.71x = 10,399,220,273.35
5. Step 5: Solve for x
   x = 10,399,220,273.35/117,725.71
6. Step 6: Final answer
   x = 88,334.32