Finding the Fourth Proportional to 56,504.52, 77,976.54 and 31,354.02

Step by Step Solution

1. Step 1: Write the proportion equation
   56,504.52 : 77,976.54 = 31,354.02 : x
2. Step 2: Convert to fraction form
   56,504.52/77,976.54 = 31,354.02/x
3. Step 3: Cross multiply
   56,504.52x = 77,976.54 × 31,354.02
4. Step 4: Simplify right side
   56,504.52x = 2,444,877,994.69
5. Step 5: Solve for x
   x = 2,444,877,994.69/56,504.52
6. Step 6: Final answer
   x = 43,268.72