Finding the Fourth Proportional to 10,698,698.16, 16,047,991.86 and 2,611,716.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,698,698.16 : 16,047,991.86 = 2,611,716.48 : x
2. Step 2: Convert to fraction form
   10,698,698.16/16,047,991.86 = 2,611,716.48/x
3. Step 3: Cross multiply
   10,698,698.16x = 16,047,991.86 × 2,611,716.48
4. Step 4: Simplify right side
   10,698,698.16x = 41,912,804,811,667.85
5. Step 5: Solve for x
   x = 41,912,804,811,667.85/10,698,698.16
6. Step 6: Final answer
   x = 3,917,561.20