Finding the Fourth Proportional to 5,388,080.59, 8,075,103.35 and 2,189,467.34

Step by Step Solution

1. Step 1: Write the proportion equation
   5,388,080.59 : 8,075,103.35 = 2,189,467.34 : x
2. Step 2: Convert to fraction form
   5,388,080.59/8,075,103.35 = 2,189,467.34/x
3. Step 3: Cross multiply
   5,388,080.59x = 8,075,103.35 × 2,189,467.34
4. Step 4: Simplify right side
   5,388,080.59x = 17,680,175,011,276.63
5. Step 5: Solve for x
   x = 17,680,175,011,276.63/5,388,080.59
6. Step 6: Final answer
   x = 3,281,349.40