Finding the Fourth Proportional to 73,818.72, 101,874.24 and 55,885.32

Step by Step Solution

1. Step 1: Write the proportion equation
   73,818.72 : 101,874.24 = 55,885.32 : x
2. Step 2: Convert to fraction form
   73,818.72/101,874.24 = 55,885.32/x
3. Step 3: Cross multiply
   73,818.72x = 101,874.24 × 55,885.32
4. Step 4: Simplify right side
   73,818.72x = 5,693,274,502.16
5. Step 5: Solve for x
   x = 5,693,274,502.16/73,818.72
6. Step 6: Final answer
   x = 77,125.08