Finding the Fourth Proportional to 58,196.12, 87,338.12 and 46,648.76

Step by Step Solution

1. Step 1: Write the proportion equation
   58,196.12 : 87,338.12 = 46,648.76 : x
2. Step 2: Convert to fraction form
   58,196.12/87,338.12 = 46,648.76/x
3. Step 3: Cross multiply
   58,196.12x = 87,338.12 × 46,648.76
4. Step 4: Simplify right side
   58,196.12x = 4,074,214,328.80
5. Step 5: Solve for x
   x = 4,074,214,328.80/58,196.12
6. Step 6: Final answer
   x = 70,008.36