Finding the Fourth Proportional to 56,227.44, 77,594.76 and 31,077.12

Step by Step Solution

1. Step 1: Write the proportion equation
   56,227.44 : 77,594.76 = 31,077.12 : x
2. Step 2: Convert to fraction form
   56,227.44/77,594.76 = 31,077.12/x
3. Step 3: Cross multiply
   56,227.44x = 77,594.76 × 31,077.12
4. Step 4: Simplify right side
   56,227.44x = 2,411,421,667.89
5. Step 5: Solve for x
   x = 2,411,421,667.89/56,227.44
6. Step 6: Final answer
   x = 42,886.92