Finding the Fourth Proportional to 7,352,010.72, 10,146,054.72 and 4,089,061.40

Step by Step Solution

1. Step 1: Write the proportion equation
   7,352,010.72 : 10,146,054.72 = 4,089,061.40 : x
2. Step 2: Convert to fraction form
   7,352,010.72/10,146,054.72 = 4,089,061.40/x
3. Step 3: Cross multiply
   7,352,010.72x = 10,146,054.72 × 4,089,061.40
4. Step 4: Simplify right side
   7,352,010.72x = 41,487,840,667,109.54
5. Step 5: Solve for x
   x = 41,487,840,667,109.54/7,352,010.72
6. Step 6: Final answer
   x = 5,643,060.42