Finding the Fourth Proportional to 253,124.39, 349,298.83 and 139,925.27

Step by Step Solution

1. Step 1: Write the proportion equation
   253,124.39 : 349,298.83 = 139,925.27 : x
2. Step 2: Convert to fraction form
   253,124.39/349,298.83 = 139,925.27/x
3. Step 3: Cross multiply
   253,124.39x = 349,298.83 × 139,925.27
4. Step 4: Simplify right side
   253,124.39x = 48,875,734,146.59
5. Step 5: Solve for x
   x = 48,875,734,146.59/253,124.39
6. Step 6: Final answer
   x = 193,089.78