Finding the Fourth Proportional to 117,174.76, 175,760.46 and 28,429

Step by Step Solution

1. Step 1: Write the proportion equation
   117,174.76 : 175,760.46 = 28,429 : x
2. Step 2: Convert to fraction form
   117,174.76/175,760.46 = 28,429/x
3. Step 3: Cross multiply
   117,174.76x = 175,760.46 × 28,429
4. Step 4: Simplify right side
   117,174.76x = 4,996,694,117.34
5. Step 5: Solve for x
   x = 4,996,694,117.34/117,174.76
6. Step 6: Final answer
   x = 42,643.09