Finding the Fourth Proportional to 137,687.31, 206,533.25 and 37,846.89

Step by Step Solution

1. Step 1: Write the proportion equation
   137,687.31 : 206,533.25 = 37,846.89 : x
2. Step 2: Convert to fraction form
   137,687.31/206,533.25 = 37,846.89/x
3. Step 3: Cross multiply
   137,687.31x = 206,533.25 × 37,846.89
4. Step 4: Simplify right side
   137,687.31x = 7,816,641,004.86
5. Step 5: Solve for x
   x = 7,816,641,004.86/137,687.31
6. Step 6: Final answer
   x = 56,770.96