Finding the Fourth Proportional to 112,177.83, 168,217.47 and 42,007.95

Step by Step Solution

1. Step 1: Write the proportion equation
   112,177.83 : 168,217.47 = 42,007.95 : x
2. Step 2: Convert to fraction form
   112,177.83/168,217.47 = 42,007.95/x
3. Step 3: Cross multiply
   112,177.83x = 168,217.47 × 42,007.95
4. Step 4: Simplify right side
   112,177.83x = 7,066,471,068.89
5. Step 5: Solve for x
   x = 7,066,471,068.89/112,177.83
6. Step 6: Final answer
   x = 62,993.47