Finding the Fourth Proportional to 123,612.21, 185,418.24 and 117,301.34

Step by Step Solution

1. Step 1: Write the proportion equation
   123,612.21 : 185,418.24 = 117,301.34 : x
2. Step 2: Convert to fraction form
   123,612.21/185,418.24 = 117,301.34/x
3. Step 3: Cross multiply
   123,612.21x = 185,418.24 × 117,301.34
4. Step 4: Simplify right side
   123,612.21x = 21,749,807,085.35
5. Step 5: Solve for x
   x = 21,749,807,085.35/123,612.21
6. Step 6: Final answer
   x = 175,951.93