Finding the Fourth Proportional to 4,878,910.53, 7,316,942.59 and 1,640,082.10

Step by Step Solution

1. Step 1: Write the proportion equation
   4,878,910.53 : 7,316,942.59 = 1,640,082.10 : x
2. Step 2: Convert to fraction form
   4,878,910.53/7,316,942.59 = 1,640,082.10/x
3. Step 3: Cross multiply
   4,878,910.53x = 7,316,942.59 × 1,640,082.10
4. Step 4: Simplify right side
   4,878,910.53x = 12,000,386,579,723.38
5. Step 5: Solve for x
   x = 12,000,386,579,723.38/4,878,910.53
6. Step 6: Final answer
   x = 2,459,644.73