Finding the Fourth Proportional to 242,498.93, 334,648.61 and 140,583.47

Step by Step Solution

1. Step 1: Write the proportion equation
   242,498.93 : 334,648.61 = 140,583.47 : x
2. Step 2: Convert to fraction form
   242,498.93/334,648.61 = 140,583.47/x
3. Step 3: Cross multiply
   242,498.93x = 334,648.61 × 140,583.47
4. Step 4: Simplify right side
   242,498.93x = 47,046,060,448.32
5. Step 5: Solve for x
   x = 47,046,060,448.32/242,498.93
6. Step 6: Final answer
   x = 194,005.23