Finding the Fourth Proportional to 105,416.02, 158,175.98 and 49,260

Step by Step Solution

1. Step 1: Write the proportion equation
   105,416.02 : 158,175.98 = 49,260 : x
2. Step 2: Convert to fraction form
   105,416.02/158,175.98 = 49,260/x
3. Step 3: Cross multiply
   105,416.02x = 158,175.98 × 49,260
4. Step 4: Simplify right side
   105,416.02x = 7,791,748,774.80
5. Step 5: Solve for x
   x = 7,791,748,774.80/105,416.02
6. Step 6: Final answer
   x = 73,914.28