Finding the Fourth Proportional to 1,709,709.31, 2,359,167.78 and 974,758.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,709,709.31 : 2,359,167.78 = 974,758.42 : x
2. Step 2: Convert to fraction form
   1,709,709.31/2,359,167.78 = 974,758.42/x
3. Step 3: Cross multiply
   1,709,709.31x = 2,359,167.78 × 974,758.42
4. Step 4: Simplify right side
   1,709,709.31x = 2,299,618,657,747.71
5. Step 5: Solve for x
   x = 2,299,618,657,747.71/1,709,709.31
6. Step 6: Final answer
   x = 1,345,034.88