Finding the Fourth Proportional to 98,460.48, 147,674.72 and 28,323.84

Step by Step Solution

1. Step 1: Write the proportion equation
   98,460.48 : 147,674.72 = 28,323.84 : x
2. Step 2: Convert to fraction form
   98,460.48/147,674.72 = 28,323.84/x
3. Step 3: Cross multiply
   98,460.48x = 147,674.72 × 28,323.84
4. Step 4: Simplify right side
   98,460.48x = 4,182,715,141.32
5. Step 5: Solve for x
   x = 4,182,715,141.32/98,460.48
6. Step 6: Final answer
   x = 42,481.16