Finding the Fourth Proportional to 104,770.67, 144,593.61 and 64,508.00

Step by Step Solution

1. Step 1: Write the proportion equation
   104,770.67 : 144,593.61 = 64,508.00 : x
2. Step 2: Convert to fraction form
   104,770.67/144,593.61 = 64,508.00/x
3. Step 3: Cross multiply
   104,770.67x = 144,593.61 × 64,508.00
4. Step 4: Simplify right side
   104,770.67x = 9,327,443,629.01
5. Step 5: Solve for x
   x = 9,327,443,629.01/104,770.67
6. Step 6: Final answer
   x = 89,027.24