Finding the Fourth Proportional to 105,073.12, 157,470.82 and 38,449.10

Step by Step Solution

1. Step 1: Write the proportion equation
   105,073.12 : 157,470.82 = 38,449.10 : x
2. Step 2: Convert to fraction form
   105,073.12/157,470.82 = 38,449.10/x
3. Step 3: Cross multiply
   105,073.12x = 157,470.82 × 38,449.10
4. Step 4: Simplify right side
   105,073.12x = 6,054,611,602.82
5. Step 5: Solve for x
   x = 6,054,611,602.82/105,073.12
6. Step 6: Final answer
   x = 57,622.84