Finding the Fourth Proportional to 42,483.32, 58,642.88 and 31,903.52

Step by Step Solution

1. Step 1: Write the proportion equation
   42,483.32 : 58,642.88 = 31,903.52 : x
2. Step 2: Convert to fraction form
   42,483.32/58,642.88 = 31,903.52/x
3. Step 3: Cross multiply
   42,483.32x = 58,642.88 × 31,903.52
4. Step 4: Simplify right side
   42,483.32x = 1,870,914,294.94
5. Step 5: Solve for x
   x = 1,870,914,294.94/42,483.32
6. Step 6: Final answer
   x = 44,038.80