Finding the Fourth Proportional to 162,059.68, 243,113.82 and 56,860.12

Step by Step Solution

1. Step 1: Write the proportion equation
   162,059.68 : 243,113.82 = 56,860.12 : x
2. Step 2: Convert to fraction form
   162,059.68/243,113.82 = 56,860.12/x
3. Step 3: Cross multiply
   162,059.68x = 243,113.82 × 56,860.12
4. Step 4: Simplify right side
   162,059.68x = 13,823,480,978.86
5. Step 5: Solve for x
   x = 13,823,480,978.86/162,059.68
6. Step 6: Final answer
   x = 85,298.71