Finding the Fourth Proportional to 2,588,260.34, 3,882,400.50 and 791,136.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,588,260.34 : 3,882,400.50 = 791,136.83 : x
2. Step 2: Convert to fraction form
   2,588,260.34/3,882,400.50 = 791,136.83/x
3. Step 3: Cross multiply
   2,588,260.34x = 3,882,400.50 × 791,136.83
4. Step 4: Simplify right side
   2,588,260.34x = 3,071,510,024,360.42
5. Step 5: Solve for x
   x = 3,071,510,024,360.42/2,588,260.34
6. Step 6: Final answer
   x = 1,186,708.30