Finding the Fourth Proportional to 38,499.84, 53,080.38 and 31,575.60

Step by Step Solution

1. Step 1: Write the proportion equation
   38,499.84 : 53,080.38 = 31,575.60 : x
2. Step 2: Convert to fraction form
   38,499.84/53,080.38 = 31,575.60/x
3. Step 3: Cross multiply
   38,499.84x = 53,080.38 × 31,575.60
4. Step 4: Simplify right side
   38,499.84x = 1,676,044,846.73
5. Step 5: Solve for x
   x = 1,676,044,846.73/38,499.84
6. Step 6: Final answer
   x = 43,533.81