Finding the Fourth Proportional to 2,161,889.34, 3,242,967.72 and 722,702.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,161,889.34 : 3,242,967.72 = 722,702.25 : x
2. Step 2: Convert to fraction form
   2,161,889.34/3,242,967.72 = 722,702.25/x
3. Step 3: Cross multiply
   2,161,889.34x = 3,242,967.72 × 722,702.25
4. Step 4: Simplify right side
   2,161,889.34x = 2,343,700,067,921.37
5. Step 5: Solve for x
   x = 2,343,700,067,921.37/2,161,889.34
6. Step 6: Final answer
   x = 1,084,098.07