Finding the Fourth Proportional to 47,050.88, 64,896 and 31,148.96

Step by Step Solution

1. Step 1: Write the proportion equation
   47,050.88 : 64,896 = 31,148.96 : x
2. Step 2: Convert to fraction form
   47,050.88/64,896 = 31,148.96/x
3. Step 3: Cross multiply
   47,050.88x = 64,896 × 31,148.96
4. Step 4: Simplify right side
   47,050.88x = 2,021,442,908.16
5. Step 5: Solve for x
   x = 2,021,442,908.16/47,050.88
6. Step 6: Final answer
   x = 42,962.91