Finding the Fourth Proportional to 112,572.15, 168,858.42 and 46,012.22

Step by Step Solution

1. Step 1: Write the proportion equation
   112,572.15 : 168,858.42 = 46,012.22 : x
2. Step 2: Convert to fraction form
   112,572.15/168,858.42 = 46,012.22/x
3. Step 3: Cross multiply
   112,572.15x = 168,858.42 × 46,012.22
4. Step 4: Simplify right side
   112,572.15x = 7,769,550,769.89
5. Step 5: Solve for x
   x = 7,769,550,769.89/112,572.15
6. Step 6: Final answer
   x = 69,018.41