Finding the Fourth Proportional to 9,882,820.82, 13,638,431.99 and 5,694,190.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,882,820.82 : 13,638,431.99 = 5,694,190.76 : x
2. Step 2: Convert to fraction form
   9,882,820.82/13,638,431.99 = 5,694,190.76/x
3. Step 3: Cross multiply
   9,882,820.82x = 13,638,431.99 × 5,694,190.76
4. Step 4: Simplify right side
   9,882,820.82x = 77,659,833,321,683.30
5. Step 5: Solve for x
   x = 77,659,833,321,683.30/9,882,820.82
6. Step 6: Final answer
   x = 7,858,063.48