Finding the Fourth Proportional to 538,807.82, 808,182.42 and 164,830.82

Step by Step Solution

1. Step 1: Write the proportion equation
   538,807.82 : 808,182.42 = 164,830.82 : x
2. Step 2: Convert to fraction form
   538,807.82/808,182.42 = 164,830.82/x
3. Step 3: Cross multiply
   538,807.82x = 808,182.42 × 164,830.82
4. Step 4: Simplify right side
   538,807.82x = 133,213,370,998.18
5. Step 5: Solve for x
   x = 133,213,370,998.18/538,807.82
6. Step 6: Final answer
   x = 247,237.26