Finding the Fourth Proportional to 62,643.17, 93,944.71 and 20,511.83

Step by Step Solution

1. Step 1: Write the proportion equation
   62,643.17 : 93,944.71 = 20,511.83 : x
2. Step 2: Convert to fraction form
   62,643.17/93,944.71 = 20,511.83/x
3. Step 3: Cross multiply
   62,643.17x = 93,944.71 × 20,511.83
4. Step 4: Simplify right side
   62,643.17x = 1,926,978,181.42
5. Step 5: Solve for x
   x = 1,926,978,181.42/62,643.17
6. Step 6: Final answer
   x = 30,761.18