Finding the Fourth Proportional to 98,099.63, 147,150.83 and 27,978.94

Step by Step Solution

1. Step 1: Write the proportion equation
   98,099.63 : 147,150.83 = 27,978.94 : x
2. Step 2: Convert to fraction form
   98,099.63/147,150.83 = 27,978.94/x
3. Step 3: Cross multiply
   98,099.63x = 147,150.83 × 27,978.94
4. Step 4: Simplify right side
   98,099.63x = 4,117,124,243.52
5. Step 5: Solve for x
   x = 4,117,124,243.52/98,099.63
6. Step 6: Final answer
   x = 41,968.81