Finding the Fourth Proportional to 1,667,310.48, 2,300,858.37 and 942,142.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667,310.48 : 2,300,858.37 = 942,142.50 : x
2. Step 2: Convert to fraction form
   1,667,310.48/2,300,858.37 = 942,142.50/x
3. Step 3: Cross multiply
   1,667,310.48x = 2,300,858.37 × 942,142.50
4. Step 4: Simplify right side
   1,667,310.48x = 2,167,736,456,857.73
5. Step 5: Solve for x
   x = 2,167,736,456,857.73/1,667,310.48
6. Step 6: Final answer
   x = 1,300,139.65