Finding the Fourth Proportional to 94,990.84, 142,483.42 and 38,815

Step by Step Solution

1. Step 1: Write the proportion equation
   94,990.84 : 142,483.42 = 38,815 : x
2. Step 2: Convert to fraction form
   94,990.84/142,483.42 = 38,815/x
3. Step 3: Cross multiply
   94,990.84x = 142,483.42 × 38,815
4. Step 4: Simplify right side
   94,990.84x = 5,530,493,947.30
5. Step 5: Solve for x
   x = 5,530,493,947.30/94,990.84
6. Step 6: Final answer
   x = 58,221.34