Finding the Fourth Proportional to 98,174.80, 147,267.32 and 28,064.72

Step by Step Solution

1. Step 1: Write the proportion equation
   98,174.80 : 147,267.32 = 28,064.72 : x
2. Step 2: Convert to fraction form
   98,174.80/147,267.32 = 28,064.72/x
3. Step 3: Cross multiply
   98,174.80x = 147,267.32 × 28,064.72
4. Step 4: Simplify right side
   98,174.80x = 4,133,016,100.95
5. Step 5: Solve for x
   x = 4,133,016,100.95/98,174.80
6. Step 6: Final answer
   x = 42,098.54