Finding the Fourth Proportional to 8,143,569.01, 12,215,346.56 and 2,078,300.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,143,569.01 : 12,215,346.56 = 2,078,300.25 : x
2. Step 2: Convert to fraction form
   8,143,569.01/12,215,346.56 = 2,078,300.25/x
3. Step 3: Cross multiply
   8,143,569.01x = 12,215,346.56 × 2,078,300.25
4. Step 4: Simplify right side
   8,143,569.01x = 25,387,157,809,484.64
5. Step 5: Solve for x
   x = 25,387,157,809,484.64/8,143,569.01
6. Step 6: Final answer
   x = 3,117,448.60