Finding the Fourth Proportional to 116,947.72, 175,344.46 and 42,030.28

Step by Step Solution

1. Step 1: Write the proportion equation
   116,947.72 : 175,344.46 = 42,030.28 : x
2. Step 2: Convert to fraction form
   116,947.72/175,344.46 = 42,030.28/x
3. Step 3: Cross multiply
   116,947.72x = 175,344.46 × 42,030.28
4. Step 4: Simplify right side
   116,947.72x = 7,369,776,750.25
5. Step 5: Solve for x
   x = 7,369,776,750.25/116,947.72
6. Step 6: Final answer
   x = 63,017.70