Finding the Fourth Proportional to 104,978.02, 157,513.56 and 55,046.26

Step by Step Solution

1. Step 1: Write the proportion equation
   104,978.02 : 157,513.56 = 55,046.26 : x
2. Step 2: Convert to fraction form
   104,978.02/157,513.56 = 55,046.26/x
3. Step 3: Cross multiply
   104,978.02x = 157,513.56 × 55,046.26
4. Step 4: Simplify right side
   104,978.02x = 8,670,532,377.29
5. Step 5: Solve for x
   x = 8,670,532,377.29/104,978.02
6. Step 6: Final answer
   x = 82,593.79