Finding the Fourth Proportional to 7,435,533.51, 10,261,008.18 and 4,172,340.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,435,533.51 : 10,261,008.18 = 4,172,340.78 : x
2. Step 2: Convert to fraction form
   7,435,533.51/10,261,008.18 = 4,172,340.78/x
3. Step 3: Cross multiply
   7,435,533.51x = 10,261,008.18 × 4,172,340.78
4. Step 4: Simplify right side
   7,435,533.51x = 42,812,422,873,327.58
5. Step 5: Solve for x
   x = 42,812,422,873,327.58/7,435,533.51
6. Step 6: Final answer
   x = 5,757,814.53