Finding the Fourth Proportional to 101,936.27, 140,670.27 and 56,612.52

Step by Step Solution

1. Step 1: Write the proportion equation
   101,936.27 : 140,670.27 = 56,612.52 : x
2. Step 2: Convert to fraction form
   101,936.27/140,670.27 = 56,612.52/x
3. Step 3: Cross multiply
   101,936.27x = 140,670.27 × 56,612.52
4. Step 4: Simplify right side
   101,936.27x = 7,963,698,473.78
5. Step 5: Solve for x
   x = 7,963,698,473.78/101,936.27
6. Step 6: Final answer
   x = 78,124.29