Finding the Fourth Proportional to 1,880,404.34, 2,590,309.76 and 1,603,861.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,880,404.34 : 2,590,309.76 = 1,603,861.30 : x
2. Step 2: Convert to fraction form
   1,880,404.34/2,590,309.76 = 1,603,861.30/x
3. Step 3: Cross multiply
   1,880,404.34x = 2,590,309.76 × 1,603,861.30
4. Step 4: Simplify right side
   1,880,404.34x = 4,154,497,579,076.29
5. Step 5: Solve for x
   x = 4,154,497,579,076.29/1,880,404.34
6. Step 6: Final answer
   x = 2,209,363.96