Finding the Fourth Proportional to 5,185,909.52, 7,778,801.72 and 1,347,392.24

Step by Step Solution

1. Step 1: Write the proportion equation
   5,185,909.52 : 7,778,801.72 = 1,347,392.24 : x
2. Step 2: Convert to fraction form
   5,185,909.52/7,778,801.72 = 1,347,392.24/x
3. Step 3: Cross multiply
   5,185,909.52x = 7,778,801.72 × 1,347,392.24
4. Step 4: Simplify right side
   5,185,909.52x = 10,481,097,074,026.65
5. Step 5: Solve for x
   x = 10,481,097,074,026.65/5,185,909.52
6. Step 6: Final answer
   x = 2,021,072.11