Finding the Fourth Proportional to 2,058,368.10, 3,087,552.15 and 859,892.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058,368.10 : 3,087,552.15 = 859,892.10 : x
2. Step 2: Convert to fraction form
   2,058,368.10/3,087,552.15 = 859,892.10/x
3. Step 3: Cross multiply
   2,058,368.10x = 3,087,552.15 × 859,892.10
4. Step 4: Simplify right side
   2,058,368.10x = 2,654,961,702,123.01
5. Step 5: Solve for x
   x = 2,654,961,702,123.01/2,058,368.10
6. Step 6: Final answer
   x = 1,289,838.15