Finding the Fourth Proportional to 112,191.52, 168,243.54 and 42,032.56

Step by Step Solution

1. Step 1: Write the proportion equation
   112,191.52 : 168,243.54 = 42,032.56 : x
2. Step 2: Convert to fraction form
   112,191.52/168,243.54 = 42,032.56/x
3. Step 3: Cross multiply
   112,191.52x = 168,243.54 × 42,032.56
4. Step 4: Simplify right side
   112,191.52x = 7,071,706,689.66
5. Step 5: Solve for x
   x = 7,071,706,689.66/112,191.52
6. Step 6: Final answer
   x = 63,032.45