Finding the Fourth Proportional to 49,810,621.43, 68,740,366.72 and 28,901,075.29

Step by Step Solution

1. Step 1: Write the proportion equation
   49,810,621.43 : 68,740,366.72 = 28,901,075.29 : x
2. Step 2: Convert to fraction form
   49,810,621.43/68,740,366.72 = 28,901,075.29/x
3. Step 3: Cross multiply
   49,810,621.43x = 68,740,366.72 × 28,901,075.29
4. Step 4: Simplify right side
   49,810,621.43x = 1,986,670,514,036,930.25
5. Step 5: Solve for x
   x = 1,986,670,514,036,930.25/49,810,621.43
6. Step 6: Final answer
   x = 39,884,475.58