Finding the Fourth Proportional to 7,290,215.85, 10,060,803.31 and 4,192,741.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,290,215.85 : 10,060,803.31 = 4,192,741.31 : x
2. Step 2: Convert to fraction form
   7,290,215.85/10,060,803.31 = 4,192,741.31/x
3. Step 3: Cross multiply
   7,290,215.85x = 10,060,803.31 × 4,192,741.31
4. Step 4: Simplify right side
   7,290,215.85x = 42,182,345,649,621.74
5. Step 5: Solve for x
   x = 42,182,345,649,621.74/7,290,215.85
6. Step 6: Final answer
   x = 5,786,158.67