Finding the Fourth Proportional to 101,773.85, 140,464.71 and 56,466.43

Step by Step Solution

1. Step 1: Write the proportion equation
   101,773.85 : 140,464.71 = 56,466.43 : x
2. Step 2: Convert to fraction form
   101,773.85/140,464.71 = 56,466.43/x
3. Step 3: Cross multiply
   101,773.85x = 140,464.71 × 56,466.43
4. Step 4: Simplify right side
   101,773.85x = 7,931,540,363.52
5. Step 5: Solve for x
   x = 7,931,540,363.52/101,773.85
6. Step 6: Final answer
   x = 77,932.99