Finding the Fourth Proportional to 7,353,032.72, 10,147,039.63 and 4,089,777.21

Step by Step Solution

1. Step 1: Write the proportion equation
   7,353,032.72 : 10,147,039.63 = 4,089,777.21 : x
2. Step 2: Convert to fraction form
   7,353,032.72/10,147,039.63 = 4,089,777.21/x
3. Step 3: Cross multiply
   7,353,032.72x = 10,147,039.63 × 4,089,777.21
4. Step 4: Simplify right side
   7,353,032.72x = 41,499,131,417,516.39
5. Step 5: Solve for x
   x = 41,499,131,417,516.39/7,353,032.72
6. Step 6: Final answer
   x = 5,643,811.61