Finding the Fourth Proportional to 31,050.06, 42,851.61 and 17,437.80

Step by Step Solution

1. Step 1: Write the proportion equation
   31,050.06 : 42,851.61 = 17,437.80 : x
2. Step 2: Convert to fraction form
   31,050.06/42,851.61 = 17,437.80/x
3. Step 3: Cross multiply
   31,050.06x = 42,851.61 × 17,437.80
4. Step 4: Simplify right side
   31,050.06x = 747,237,804.86
5. Step 5: Solve for x
   x = 747,237,804.86/31,050.06
6. Step 6: Final answer
   x = 24,065.58