Finding the Fourth Proportional to 1,531,849.98, 2,297,109.98 and 520,700.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,531,849.98 : 2,297,109.98 = 520,700.10 : x
2. Step 2: Convert to fraction form
   1,531,849.98/2,297,109.98 = 520,700.10/x
3. Step 3: Cross multiply
   1,531,849.98x = 2,297,109.98 × 520,700.10
4. Step 4: Simplify right side
   1,531,849.98x = 1,196,105,388,984.59
5. Step 5: Solve for x
   x = 1,196,105,388,984.59/1,531,849.98
6. Step 6: Final answer
   x = 780,824.11