Finding the Fourth Proportional to 56,466.49, 77,923.86 and 30,973.06

Step by Step Solution

1. Step 1: Write the proportion equation
   56,466.49 : 77,923.86 = 30,973.06 : x
2. Step 2: Convert to fraction form
   56,466.49/77,923.86 = 30,973.06/x
3. Step 3: Cross multiply
   56,466.49x = 77,923.86 × 30,973.06
4. Step 4: Simplify right side
   56,466.49x = 2,413,540,852.96
5. Step 5: Solve for x
   x = 2,413,540,852.96/56,466.49
6. Step 6: Final answer
   x = 42,742.89