Finding the Fourth Proportional to 2,010,009.60, 3,014,139.60 and 661,651.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010,009.60 : 3,014,139.60 = 661,651.20 : x
2. Step 2: Convert to fraction form
   2,010,009.60/3,014,139.60 = 661,651.20/x
3. Step 3: Cross multiply
   2,010,009.60x = 3,014,139.60 × 661,651.20
4. Step 4: Simplify right side
   2,010,009.60x = 1,994,309,083,307.52
5. Step 5: Solve for x
   x = 1,994,309,083,307.52/2,010,009.60
6. Step 6: Final answer
   x = 992,188.83