Finding the Fourth Proportional to 2,139,899.31, 3,210,302.16 and 792,073.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,139,899.31 : 3,210,302.16 = 792,073.08 : x
2. Step 2: Convert to fraction form
   2,139,899.31/3,210,302.16 = 792,073.08/x
3. Step 3: Cross multiply
   2,139,899.31x = 3,210,302.16 × 792,073.08
4. Step 4: Simplify right side
   2,139,899.31x = 2,542,793,919,601.85
5. Step 5: Solve for x
   x = 2,542,793,919,601.85/2,139,899.31
6. Step 6: Final answer
   x = 1,188,277.37