Finding the Fourth Proportional to 56,997, 78,655.86 and 31,846.50

Step by Step Solution

1. Step 1: Write the proportion equation
   56,997 : 78,655.86 = 31,846.50 : x
2. Step 2: Convert to fraction form
   56,997/78,655.86 = 31,846.50/x
3. Step 3: Cross multiply
   56,997x = 78,655.86 × 31,846.50
4. Step 4: Simplify right side
   56,997x = 2,504,913,845.49
5. Step 5: Solve for x
   x = 2,504,913,845.49/56,997
6. Step 6: Final answer
   x = 43,948.17