Finding the Fourth Proportional to 72,760,527.86, 108,583,944.22 and 64,996,986.77

Step by Step Solution

1. Step 1: Write the proportion equation
   72,760,527.86 : 108,583,944.22 = 64,996,986.77 : x
2. Step 2: Convert to fraction form
   72,760,527.86/108,583,944.22 = 64,996,986.77/x
3. Step 3: Cross multiply
   72,760,527.86x = 108,583,944.22 × 64,996,986.77
4. Step 4: Simplify right side
   72,760,527.86x = 7,057,629,185,847,274
5. Step 5: Solve for x
   x = 7,057,629,185,847,274/72,760,527.86
6. Step 6: Final answer
   x = 96,998,048.17