Finding the Fourth Proportional to 101,680.82, 140,327.94 and 56,373.02

Step by Step Solution

1. Step 1: Write the proportion equation
   101,680.82 : 140,327.94 = 56,373.02 : x
2. Step 2: Convert to fraction form
   101,680.82/140,327.94 = 56,373.02/x
3. Step 3: Cross multiply
   101,680.82x = 140,327.94 × 56,373.02
4. Step 4: Simplify right side
   101,680.82x = 7,910,709,768.18
5. Step 5: Solve for x
   x = 7,910,709,768.18/101,680.82
6. Step 6: Final answer
   x = 77,799.43