Finding the Fourth Proportional to 7,039,994.50, 9,715,192.42 and 3,820,730.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,039,994.50 : 9,715,192.42 = 3,820,730.50 : x
2. Step 2: Convert to fraction form
   7,039,994.50/9,715,192.42 = 3,820,730.50/x
3. Step 3: Cross multiply
   7,039,994.50x = 9,715,192.42 × 3,820,730.50
4. Step 4: Simplify right side
   7,039,994.50x = 37,119,131,992,462.81
5. Step 5: Solve for x
   x = 37,119,131,992,462.81/7,039,994.50
6. Step 6: Final answer
   x = 5,272,608.10