Finding the Fourth Proportional to 117,071.37, 161,558.89 and 63,356.37

Step by Step Solution

1. Step 1: Write the proportion equation
   117,071.37 : 161,558.89 = 63,356.37 : x
2. Step 2: Convert to fraction form
   117,071.37/161,558.89 = 63,356.37/x
3. Step 3: Cross multiply
   117,071.37x = 161,558.89 × 63,356.37
4. Step 4: Simplify right side
   117,071.37x = 10,235,784,653.24
5. Step 5: Solve for x
   x = 10,235,784,653.24/117,071.37
6. Step 6: Final answer
   x = 87,432.01