Finding the Fourth Proportional to 78,944.68, 108,892.74 and 47,089

Step by Step Solution

1. Step 1: Write the proportion equation
   78,944.68 : 108,892.74 = 47,089 : x
2. Step 2: Convert to fraction form
   78,944.68/108,892.74 = 47,089/x
3. Step 3: Cross multiply
   78,944.68x = 108,892.74 × 47,089
4. Step 4: Simplify right side
   78,944.68x = 5,127,650,233.86
5. Step 5: Solve for x
   x = 5,127,650,233.86/78,944.68
6. Step 6: Final answer
   x = 64,952.45