Finding the Fourth Proportional to 1,972,889.83, 2,957,557.59 and 709,828.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,972,889.83 : 2,957,557.59 = 709,828.75 : x
2. Step 2: Convert to fraction form
   1,972,889.83/2,957,557.59 = 709,828.75/x
3. Step 3: Cross multiply
   1,972,889.83x = 2,957,557.59 × 709,828.75
4. Step 4: Simplify right side
   1,972,889.83x = 2,099,359,407,162.71
5. Step 5: Solve for x
   x = 2,099,359,407,162.71/1,972,889.83
6. Step 6: Final answer
   x = 1,064,103.72