Finding the Fourth Proportional to 15,139,092.70, 22,708,960.72 and 5,424,338.47

Step by Step Solution

1. Step 1: Write the proportion equation
   15,139,092.70 : 22,708,960.72 = 5,424,338.47 : x
2. Step 2: Convert to fraction form
   15,139,092.70/22,708,960.72 = 5,424,338.47/x
3. Step 3: Cross multiply
   15,139,092.70x = 22,708,960.72 × 5,424,338.47
4. Step 4: Simplify right side
   15,139,092.70x = 123,181,089,247,214.89
5. Step 5: Solve for x
   x = 123,181,089,247,214.89/15,139,092.70
6. Step 6: Final answer
   x = 8,136,622.96