Finding the Fourth Proportional to 56,131.84, 77,443.84 and 37,272.72

Step by Step Solution

1. Step 1: Write the proportion equation
   56,131.84 : 77,443.84 = 37,272.72 : x
2. Step 2: Convert to fraction form
   56,131.84/77,443.84 = 37,272.72/x
3. Step 3: Cross multiply
   56,131.84x = 77,443.84 × 37,272.72
4. Step 4: Simplify right side
   56,131.84x = 2,886,542,564.04
5. Step 5: Solve for x
   x = 2,886,542,564.04/56,131.84
6. Step 6: Final answer
   x = 51,424.34