Finding the Fourth Proportional to 2,064,139.71, 3,091,495.60 and 985,411.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,064,139.71 : 3,091,495.60 = 985,411.05 : x
2. Step 2: Convert to fraction form
   2,064,139.71/3,091,495.60 = 985,411.05/x
3. Step 3: Cross multiply
   2,064,139.71x = 3,091,495.60 × 985,411.05
4. Step 4: Simplify right side
   2,064,139.71x = 3,046,393,925,266.38
5. Step 5: Solve for x
   x = 3,046,393,925,266.38/2,064,139.71
6. Step 6: Final answer
   x = 1,475,866.15