Finding the Fourth Proportional to 1,908,744.34, 2,856,885.42 and 1,403,171.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,908,744.34 : 2,856,885.42 = 1,403,171.50 : x
2. Step 2: Convert to fraction form
   1,908,744.34/2,856,885.42 = 1,403,171.50/x
3. Step 3: Cross multiply
   1,908,744.34x = 2,856,885.42 × 1,403,171.50
4. Step 4: Simplify right side
   1,908,744.34x = 4,008,700,200,109.53
5. Step 5: Solve for x
   x = 4,008,700,200,109.53/1,908,744.34
6. Step 6: Final answer
   x = 2,100,176.60