Finding the Fourth Proportional to 5,615,475, 8,424,142.98 and 1,971,259.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,615,475 : 8,424,142.98 = 1,971,259.56 : x
2. Step 2: Convert to fraction form
   5,615,475/8,424,142.98 = 1,971,259.56/x
3. Step 3: Cross multiply
   5,615,475x = 8,424,142.98 × 1,971,259.56
4. Step 4: Simplify right side
   5,615,475x = 16,606,172,384,131.89
5. Step 5: Solve for x
   x = 16,606,172,384,131.89/5,615,475
6. Step 6: Final answer
   x = 2,957,215.98