Finding the Fourth Proportional to 116,902.36, 175,310.47 and 42,002.47

Step by Step Solution

1. Step 1: Write the proportion equation
   116,902.36 : 175,310.47 = 42,002.47 : x
2. Step 2: Convert to fraction form
   116,902.36/175,310.47 = 42,002.47/x
3. Step 3: Cross multiply
   116,902.36x = 175,310.47 × 42,002.47
4. Step 4: Simplify right side
   116,902.36x = 7,363,472,756.86
5. Step 5: Solve for x
   x = 7,363,472,756.86/116,902.36
6. Step 6: Final answer
   x = 62,988.23