Finding the Fourth Proportional to 55,492.75, 76,587.50 and 31,298.69

Step by Step Solution

1. Step 1: Write the proportion equation
   55,492.75 : 76,587.50 = 31,298.69 : x
2. Step 2: Convert to fraction form
   55,492.75/76,587.50 = 31,298.69/x
3. Step 3: Cross multiply
   55,492.75x = 76,587.50 × 31,298.69
4. Step 4: Simplify right side
   55,492.75x = 2,397,088,420.38
5. Step 5: Solve for x
   x = 2,397,088,420.38/55,492.75
6. Step 6: Final answer
   x = 43,196.43