Finding the Fourth Proportional to 117,415.31, 162,033.18 and 63,700.31

Step by Step Solution

1. Step 1: Write the proportion equation
   117,415.31 : 162,033.18 = 63,700.31 : x
2. Step 2: Convert to fraction form
   117,415.31/162,033.18 = 63,700.31/x
3. Step 3: Cross multiply
   117,415.31x = 162,033.18 × 63,700.31
4. Step 4: Simplify right side
   117,415.31x = 10,321,563,796.29
5. Step 5: Solve for x
   x = 10,321,563,796.29/117,415.31
6. Step 6: Final answer
   x = 87,906.46