Finding the Fourth Proportional to 435,488.27, 652,978.16 and 168,937.31

Step by Step Solution

1. Step 1: Write the proportion equation
   435,488.27 : 652,978.16 = 168,937.31 : x
2. Step 2: Convert to fraction form
   435,488.27/652,978.16 = 168,937.31/x
3. Step 3: Cross multiply
   435,488.27x = 652,978.16 × 168,937.31
4. Step 4: Simplify right side
   435,488.27x = 110,312,372,994.46
5. Step 5: Solve for x
   x = 110,312,372,994.46/435,488.27
6. Step 6: Final answer
   x = 253,307.34