Finding the Fourth Proportional to 7,136,911.30, 10,702,256.55 and 2,875,663.30

Step by Step Solution

1. Step 1: Write the proportion equation
   7,136,911.30 : 10,702,256.55 = 2,875,663.30 : x
2. Step 2: Convert to fraction form
   7,136,911.30/10,702,256.55 = 2,875,663.30/x
3. Step 3: Cross multiply
   7,136,911.30x = 10,702,256.55 × 2,875,663.30
4. Step 4: Simplify right side
   7,136,911.30x = 30,776,086,388,019.61
5. Step 5: Solve for x
   x = 30,776,086,388,019.61/7,136,911.30
6. Step 6: Final answer
   x = 4,312,241.68