Finding the Fourth Proportional to 1,435,498.07, 1,980,977.60 and 790,903.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,435,498.07 : 1,980,977.60 = 790,903.31 : x
2. Step 2: Convert to fraction form
   1,435,498.07/1,980,977.60 = 790,903.31/x
3. Step 3: Cross multiply
   1,435,498.07x = 1,980,977.60 × 790,903.31
4. Step 4: Simplify right side
   1,435,498.07x = 1,566,761,736,921.34
5. Step 5: Solve for x
   x = 1,566,761,736,921.34/1,435,498.07
6. Step 6: Final answer
   x = 1,091,441.20