Finding the Fourth Proportional to 95,978.56, 143,968.72 and 36,800.16

Step by Step Solution

1. Step 1: Write the proportion equation
   95,978.56 : 143,968.72 = 36,800.16 : x
2. Step 2: Convert to fraction form
   95,978.56/143,968.72 = 36,800.16/x
3. Step 3: Cross multiply
   95,978.56x = 143,968.72 × 36,800.16
4. Step 4: Simplify right side
   95,978.56x = 5,298,071,931.00
5. Step 5: Solve for x
   x = 5,298,071,931.00/95,978.56
6. Step 6: Final answer
   x = 55,200.58