Finding the Fourth Proportional to 117,274.32, 161,836.72 and 63,558.84

Step by Step Solution

1. Step 1: Write the proportion equation
   117,274.32 : 161,836.72 = 63,558.84 : x
2. Step 2: Convert to fraction form
   117,274.32/161,836.72 = 63,558.84/x
3. Step 3: Cross multiply
   117,274.32x = 161,836.72 × 63,558.84
4. Step 4: Simplify right side
   117,274.32x = 10,286,154,192.60
5. Step 5: Solve for x
   x = 10,286,154,192.60/117,274.32
6. Step 6: Final answer
   x = 87,710.20