Finding the Fourth Proportional to 160,381, 240,572.48 and 42,051.28

Step by Step Solution

1. Step 1: Write the proportion equation
   160,381 : 240,572.48 = 42,051.28 : x
2. Step 2: Convert to fraction form
   160,381/240,572.48 = 42,051.28/x
3. Step 3: Cross multiply
   160,381x = 240,572.48 × 42,051.28
4. Step 4: Simplify right side
   160,381x = 10,116,380,716.77
5. Step 5: Solve for x
   x = 10,116,380,716.77/160,381
6. Step 6: Final answer
   x = 63,077.18