Finding the Fourth Proportional to 73,042.06, 109,577.31 and 28,060.15

Step by Step Solution

1. Step 1: Write the proportion equation
   73,042.06 : 109,577.31 = 28,060.15 : x
2. Step 2: Convert to fraction form
   73,042.06/109,577.31 = 28,060.15/x
3. Step 3: Cross multiply
   73,042.06x = 109,577.31 × 28,060.15
4. Step 4: Simplify right side
   73,042.06x = 3,074,755,755.20
5. Step 5: Solve for x
   x = 3,074,755,755.20/73,042.06
6. Step 6: Final answer
   x = 42,095.69