Finding the Fourth Proportional to 89,776.96, 134,667.72 and 37,172.32

Step by Step Solution

1. Step 1: Write the proportion equation
   89,776.96 : 134,667.72 = 37,172.32 : x
2. Step 2: Convert to fraction form
   89,776.96/134,667.72 = 37,172.32/x
3. Step 3: Cross multiply
   89,776.96x = 134,667.72 × 37,172.32
4. Step 4: Simplify right side
   89,776.96x = 5,005,911,581.51
5. Step 5: Solve for x
   x = 5,005,911,581.51/89,776.96
6. Step 6: Final answer
   x = 55,759.42