Finding the Fourth Proportional to 112,160.19, 168,233.69 and 42,033.63

Step by Step Solution

1. Step 1: Write the proportion equation
   112,160.19 : 168,233.69 = 42,033.63 : x
2. Step 2: Convert to fraction form
   112,160.19/168,233.69 = 42,033.63/x
3. Step 3: Cross multiply
   112,160.19x = 168,233.69 × 42,033.63
4. Step 4: Simplify right side
   112,160.19x = 7,071,472,468.83
5. Step 5: Solve for x
   x = 7,071,472,468.83/112,160.19
6. Step 6: Final answer
   x = 63,047.97