Finding the Fourth Proportional to 467,111.21, 644,613.46 and 252,251.27

Step by Step Solution

1. Step 1: Write the proportion equation
   467,111.21 : 644,613.46 = 252,251.27 : x
2. Step 2: Convert to fraction form
   467,111.21/644,613.46 = 252,251.27/x
3. Step 3: Cross multiply
   467,111.21x = 644,613.46 × 252,251.27
4. Step 4: Simplify right side
   467,111.21x = 162,604,564,925.00
5. Step 5: Solve for x
   x = 162,604,564,925.00/467,111.21
6. Step 6: Final answer
   x = 348,106.75