Finding the Fourth Proportional to 308,736.24, 463,095.72 and 98,386.80

Step by Step Solution

1. Step 1: Write the proportion equation
   308,736.24 : 463,095.72 = 98,386.80 : x
2. Step 2: Convert to fraction form
   308,736.24/463,095.72 = 98,386.80/x
3. Step 3: Cross multiply
   308,736.24x = 463,095.72 × 98,386.80
4. Step 4: Simplify right side
   308,736.24x = 45,562,505,984.50
5. Step 5: Solve for x
   x = 45,562,505,984.50/308,736.24
6. Step 6: Final answer
   x = 147,577.45