Finding the Fourth Proportional to 10,054,123.98, 13,876,114.23 and 5,704,287.90

Step by Step Solution

1. Step 1: Write the proportion equation
   10,054,123.98 : 13,876,114.23 = 5,704,287.90 : x
2. Step 2: Convert to fraction form
   10,054,123.98/13,876,114.23 = 5,704,287.90/x
3. Step 3: Cross multiply
   10,054,123.98x = 13,876,114.23 × 5,704,287.90
4. Step 4: Simplify right side
   10,054,123.98x = 79,153,350,501,206.83
5. Step 5: Solve for x
   x = 79,153,350,501,206.83/10,054,123.98
6. Step 6: Final answer
   x = 7,872,724.73