Finding the Fourth Proportional to 2,812,239.78, 3,880,887.57 and 1,523,079.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,812,239.78 : 3,880,887.57 = 1,523,079.42 : x
2. Step 2: Convert to fraction form
   2,812,239.78/3,880,887.57 = 1,523,079.42/x
3. Step 3: Cross multiply
   2,812,239.78x = 3,880,887.57 × 1,523,079.42
4. Step 4: Simplify right side
   2,812,239.78x = 5,910,899,989,200.81
5. Step 5: Solve for x
   x = 5,910,899,989,200.81/2,812,239.78
6. Step 6: Final answer
   x = 2,101,847.80