Finding the Fourth Proportional to 538,703.96, 807,978.18 and 164,626.52

Step by Step Solution

1. Step 1: Write the proportion equation
   538,703.96 : 807,978.18 = 164,626.52 : x
2. Step 2: Convert to fraction form
   538,703.96/807,978.18 = 164,626.52/x
3. Step 3: Cross multiply
   538,703.96x = 807,978.18 × 164,626.52
4. Step 4: Simplify right side
   538,703.96x = 133,014,636,009.33
5. Step 5: Solve for x
   x = 133,014,636,009.33/538,703.96
6. Step 6: Final answer
   x = 246,916.02