Finding the Fourth Proportional to 9,789,638.75, 13,508,910.69 and 5,659,936.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,789,638.75 : 13,508,910.69 = 5,659,936.10 : x
2. Step 2: Convert to fraction form
   9,789,638.75/13,508,910.69 = 5,659,936.10/x
3. Step 3: Cross multiply
   9,789,638.75x = 13,508,910.69 × 5,659,936.10
4. Step 4: Simplify right side
   9,789,638.75x = 76,459,571,218,462.34
5. Step 5: Solve for x
   x = 76,459,571,218,462.34/9,789,638.75
6. Step 6: Final answer
   x = 7,810,254.61