Finding the Fourth Proportional to 12,870,028.58, 17,760,986.30 and 7,572,093.33

Step by Step Solution

1. Step 1: Write the proportion equation
   12,870,028.58 : 17,760,986.30 = 7,572,093.33 : x
2. Step 2: Convert to fraction form
   12,870,028.58/17,760,986.30 = 7,572,093.33/x
3. Step 3: Cross multiply
   12,870,028.58x = 17,760,986.30 × 7,572,093.33
4. Step 4: Simplify right side
   12,870,028.58x = 134,487,845,981,985.30
5. Step 5: Solve for x
   x = 134,487,845,981,985.30/12,870,028.58
6. Step 6: Final answer
   x = 10,449,692.88