Finding the Fourth Proportional to 98,028.50, 147,028.82 and 31,460.02

Step by Step Solution

1. Step 1: Write the proportion equation
   98,028.50 : 147,028.82 = 31,460.02 : x
2. Step 2: Convert to fraction form
   98,028.50/147,028.82 = 31,460.02/x
3. Step 3: Cross multiply
   98,028.50x = 147,028.82 × 31,460.02
4. Step 4: Simplify right side
   98,028.50x = 4,625,529,092.90
5. Step 5: Solve for x
   x = 4,625,529,092.90/98,028.50
6. Step 6: Final answer
   x = 47,185.56