Finding the Fourth Proportional to 49,040.52, 67,547 and 37,688.30

Step by Step Solution

1. Step 1: Write the proportion equation
   49,040.52 : 67,547 = 37,688.30 : x
2. Step 2: Convert to fraction form
   49,040.52/67,547 = 37,688.30/x
3. Step 3: Cross multiply
   49,040.52x = 67,547 × 37,688.30
4. Step 4: Simplify right side
   49,040.52x = 2,545,731,600.10
5. Step 5: Solve for x
   x = 2,545,731,600.10/49,040.52
6. Step 6: Final answer
   x = 51,910.78