Finding the Fourth Proportional to 7,158,320.58, 9,878,399.35 and 3,895,079.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,158,320.58 : 9,878,399.35 = 3,895,079.10 : x
2. Step 2: Convert to fraction form
   7,158,320.58/9,878,399.35 = 3,895,079.10/x
3. Step 3: Cross multiply
   7,158,320.58x = 9,878,399.35 × 3,895,079.10
4. Step 4: Simplify right side
   7,158,320.58x = 38,477,146,802,856.89
5. Step 5: Solve for x
   x = 38,477,146,802,856.89/7,158,320.58
6. Step 6: Final answer
   x = 5,375,163.96