Finding the Fourth Proportional to 117,682.88, 176,522.78 and 28,937.15

Step by Step Solution

1. Step 1: Write the proportion equation
   117,682.88 : 176,522.78 = 28,937.15 : x
2. Step 2: Convert to fraction form
   117,682.88/176,522.78 = 28,937.15/x
3. Step 3: Cross multiply
   117,682.88x = 176,522.78 × 28,937.15
4. Step 4: Simplify right side
   117,682.88x = 5,108,066,018.59
5. Step 5: Solve for x
   x = 5,108,066,018.59/117,682.88
6. Step 6: Final answer
   x = 43,405.35