Finding the Fourth Proportional to 105,649.62, 158,492.89 and 46,483.76

Step by Step Solution

1. Step 1: Write the proportion equation
   105,649.62 : 158,492.89 = 46,483.76 : x
2. Step 2: Convert to fraction form
   105,649.62/158,492.89 = 46,483.76/x
3. Step 3: Cross multiply
   105,649.62x = 158,492.89 × 46,483.76
4. Step 4: Simplify right side
   105,649.62x = 7,367,344,551.79
5. Step 5: Solve for x
   x = 7,367,344,551.79/105,649.62
6. Step 6: Final answer
   x = 69,733.75