Finding the Fourth Proportional to 101,843.98, 140,544.78 and 56,522.62

Step by Step Solution

1. Step 1: Write the proportion equation
   101,843.98 : 140,544.78 = 56,522.62 : x
2. Step 2: Convert to fraction form
   101,843.98/140,544.78 = 56,522.62/x
3. Step 3: Cross multiply
   101,843.98x = 140,544.78 × 56,522.62
4. Step 4: Simplify right side
   101,843.98x = 7,943,959,192.92
5. Step 5: Solve for x
   x = 7,943,959,192.92/101,843.98
6. Step 6: Final answer
   x = 78,001.26