Finding the Fourth Proportional to 112,574.06, 168,761.73 and 42,404.30

Step by Step Solution

1. Step 1: Write the proportion equation
   112,574.06 : 168,761.73 = 42,404.30 : x
2. Step 2: Convert to fraction form
   112,574.06/168,761.73 = 42,404.30/x
3. Step 3: Cross multiply
   112,574.06x = 168,761.73 × 42,404.30
4. Step 4: Simplify right side
   112,574.06x = 7,156,223,027.44
5. Step 5: Solve for x
   x = 7,156,223,027.44/112,574.06
6. Step 6: Final answer
   x = 63,569.02