Finding the Fourth Proportional to 6,784,742.16, 10,175,536.17 and 1,991,144.34

Step by Step Solution

1. Step 1: Write the proportion equation
   6,784,742.16 : 10,175,536.17 = 1,991,144.34 : x
2. Step 2: Convert to fraction form
   6,784,742.16/10,175,536.17 = 1,991,144.34/x
3. Step 3: Cross multiply
   6,784,742.16x = 10,175,536.17 × 1,991,144.34
4. Step 4: Simplify right side
   6,784,742.16x = 20,260,961,251,360.78
5. Step 5: Solve for x
   x = 20,260,961,251,360.78/6,784,742.16
6. Step 6: Final answer
   x = 2,986,253.68