Finding the Fourth Proportional to 57,710,761.12, 86,579,412.72 and 17,322,009.76

Step by Step Solution

1. Step 1: Write the proportion equation
   57,710,761.12 : 86,579,412.72 = 17,322,009.76 : x
2. Step 2: Convert to fraction form
   57,710,761.12/86,579,412.72 = 17,322,009.76/x
3. Step 3: Cross multiply
   57,710,761.12x = 86,579,412.72 × 17,322,009.76
4. Step 4: Simplify right side
   57,710,761.12x = 1,499,729,432,150,908.25
5. Step 5: Solve for x
   x = 1,499,729,432,150,908.25/57,710,761.12
6. Step 6: Final answer
   x = 25,986,997.97